diff --git a/tangem-demo/build.gradle b/tangem-demo/build.gradle
index 18050d7ecf..baed8de1b6 100644
--- a/tangem-demo/build.gradle
+++ b/tangem-demo/build.gradle
@@ -51,4 +51,8 @@ dependencies {
 
     implementation 'com.google.code.gson:gson:2.8.6'
     implementation 'com.github.gbIxaHue:eu4d:0.2.3'
+
+    implementation 'io.reactivex.rxjava2:rxjava:2.2.6'
+    implementation 'io.reactivex.rxjava2:rxandroid:2.1.1'
+    implementation 'io.reactivex.rxjava2:rxkotlin:2.3.0'
 }
diff --git a/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/dialog/BaseMvpBottomSheetDialog.kt b/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/dialog/BaseMvpBottomSheetDialog.kt
new file mode 100644
index 0000000000..a25109f2fc
--- /dev/null
+++ b/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/dialog/BaseMvpBottomSheetDialog.kt
@@ -0,0 +1,71 @@
+package com.tangem.tangemtest._arch.mvp.dialog
+
+import android.content.Context
+import android.os.Bundle
+import android.view.View
+import com.google.android.material.bottomsheet.BottomSheetDialog
+import com.tangem.tangemtest.commons.OnBackPressHandler
+import ru.dev.gbixahue.eu4d.lib.kotlin.common.LayoutHolder
+
+/**
+[REDACTED_AUTHOR]
+ */
+abstract class BaseMvpBottomSheetDialog(
+        context: Context
+) : BottomSheetDialog(context), MvpDlgView, LayoutHolder {
+
+    protected val presenter: MvpDlgPresenter<MvpDlgView>
+    protected val mainView: View
+
+    init {
+        initComponent()
+        presenter = getMvpPresenter()
+        presenter.attached(this)
+        mainView = layoutInflater.inflate(getLayoutId(), null, false)
+        setContentView(mainView)
+        presenter.contentViewSet()
+    }
+
+    abstract fun initComponent()
+    abstract fun getMvpPresenter(): MvpDlgPresenter<MvpDlgView>
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        presenter.created()
+    }
+
+    override fun onStart() {
+        super.onStart()
+        presenter.started()
+    }
+
+    override fun show() {
+        super.show()
+        presenter.showed()
+    }
+
+    override fun onStop() {
+        super.onStop()
+        presenter.stopped()
+    }
+
+    override fun dismiss() {
+        super.dismiss()
+        presenter.dismissed()
+    }
+
+    override fun cancel() {
+        super.cancel()
+        presenter.cancelled()
+        presenter.detached()
+    }
+
+    override fun onBackPressed() {
+        super.onBackPressed()
+        (presenter as? OnBackPressHandler)?.onBackPressed()
+    }
+
+    protected fun <T : View> bindView(id: Int): T {
+        return mainView.findViewById(id) as T
+    }
+}
\ No newline at end of file
diff --git a/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/dialog/BaseMvpBottomSheetPresenter.kt b/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/dialog/BaseMvpBottomSheetPresenter.kt
new file mode 100644
index 0000000000..7fbd884534
--- /dev/null
+++ b/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/dialog/BaseMvpBottomSheetPresenter.kt
@@ -0,0 +1,64 @@
+package com.tangem.tangemtest._arch.mvp.dialog
+
+import com.tangem.tangemtest.commons.OnBackPressHandler
+import io.reactivex.disposables.CompositeDisposable
+import ru.dev.gbixahue.eu4d.lib.android.global.log.Log
+
+
+/**
+[REDACTED_AUTHOR]
+ */
+open class BaseMvpBottomSheetPresenter<View : MvpDlgView> : MvpDlgPresenter<View>, OnBackPressHandler {
+
+    protected var view: View? = null
+
+    protected val stopDisposable = CompositeDisposable()
+    protected val dismissDisposable = CompositeDisposable()
+    protected val cancelDisposable = CompositeDisposable()
+
+    override fun attached(view: View) {
+        Log.d(this, "mvpView attached")
+        this.view = view
+    }
+
+    override fun contentViewSet() {
+        Log.d(this, "contentViewSet")
+    }
+
+    override fun created() {
+        Log.d(this, "created")
+    }
+
+    override fun started() {
+        Log.d(this, "started")
+    }
+
+    override fun showed() {
+        Log.d(this, "showed")
+    }
+
+    override fun stopped() {
+        Log.d(this, "stoped")
+        stopDisposable.clear()
+    }
+
+    override fun dismissed() {
+        Log.d(this, "dismissed")
+        dismissDisposable.clear()
+    }
+
+    override fun cancelled() {
+        Log.d(this, "cancelled")
+        cancelDisposable.clear()
+    }
+
+    override fun detached() {
+        Log.d(this, "detached")
+        view = null
+    }
+
+    override fun onBackPressed(): Boolean {
+        Log.d(this, "onBackPressed")
+        return true
+    }
+}
\ No newline at end of file
diff --git a/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/dialog/MvpDlgPresenter.kt b/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/dialog/MvpDlgPresenter.kt
new file mode 100644
index 0000000000..921f8bc74e
--- /dev/null
+++ b/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/dialog/MvpDlgPresenter.kt
@@ -0,0 +1,18 @@
+package com.tangem.tangemtest._arch.mvp.dialog
+
+/**
+[REDACTED_AUTHOR]
+ */
+interface MvpDlgPresenter<T : MvpDlgView> {
+
+    fun attached(view: T)
+    fun contentViewSet()
+
+    fun created()
+    fun started()
+    fun showed()
+    fun stopped()
+    fun dismissed()
+    fun cancelled()
+    fun detached()
+}
\ No newline at end of file
diff --git a/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/dialog/MvpDlgView.kt b/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/dialog/MvpDlgView.kt
new file mode 100644
index 0000000000..7f9467f6bd
--- /dev/null
+++ b/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/dialog/MvpDlgView.kt
@@ -0,0 +1,8 @@
+package com.tangem.tangemtest._arch.mvp.dialog
+
+import com.tangem.tangemtest._arch.mvp.view.MvpView
+
+/**
+[REDACTED_AUTHOR]
+ */
+interface MvpDlgView : MvpView
\ No newline at end of file
diff --git a/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/presenter/BaseMvpPresenter.kt b/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/presenter/BaseMvpPresenter.kt
new file mode 100644
index 0000000000..99a5980e8a
--- /dev/null
+++ b/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/presenter/BaseMvpPresenter.kt
@@ -0,0 +1,76 @@
+package com.tangem.tangemtest._arch.mvp.presenter
+
+import com.tangem.tangemtest._arch.mvp.view.MvpView
+import com.tangem.tangemtest.commons.OnBackPressHandler
+import io.reactivex.disposables.CompositeDisposable
+import ru.dev.gbixahue.eu4d.lib.android.global.log.Log
+
+/**
+[REDACTED_AUTHOR]
+ */
+
+abstract class BaseMvpPresenter<View : MvpView> : MvpPresenter<View>, OnBackPressHandler, DisposableHolder {
+
+    protected var view: View? = null
+
+    protected val pauseDisposable = CompositeDisposable()
+    protected val stopDisposable = CompositeDisposable()
+    protected val destroyDisposable = CompositeDisposable()
+
+    override fun attached(view: View) {
+        Log.d(this, "attached")
+        this.view = view
+    }
+
+    override fun created() {
+        Log.d(this, "created")
+    }
+
+    override fun createView() {
+        Log.d(this, "createView")
+    }
+
+    override fun viewCreated() {
+        Log.d(this, "viewCreated")
+    }
+
+    override fun started() {
+        Log.d(this, "started")
+    }
+
+    override fun resumed() {
+        Log.d(this, "resumed")
+    }
+
+    override fun paused() {
+        Log.d(this, "paused")
+        pauseDisposable.clear()
+    }
+
+    override fun stopped() {
+        Log.d(this, "stopped")
+        stopDisposable.clear()
+    }
+
+    override fun destroyView() {
+        Log.d(this, "destroyView")
+        destroyDisposable.clear()
+    }
+
+    override fun viewDestroyed() {
+        Log.d(this, "viewDestroyed")
+    }
+
+    override fun detached() {
+        Log.d(this, "detached")
+        this.view = null
+    }
+
+    override fun disposeAll() {
+        pauseDisposable.clear()
+        stopDisposable.clear()
+        destroyDisposable.clear()
+    }
+
+    override fun onBackPressed(): Boolean = true
+}
\ No newline at end of file
diff --git a/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/presenter/DisposableHolder.kt b/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/presenter/DisposableHolder.kt
new file mode 100644
index 0000000000..037fbefd08
--- /dev/null
+++ b/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/presenter/DisposableHolder.kt
@@ -0,0 +1,5 @@
+package com.tangem.tangemtest._arch.mvp.presenter
+
+interface DisposableHolder {
+    fun disposeAll()
+}
\ No newline at end of file
diff --git a/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/presenter/MvpPresenter.kt b/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/presenter/MvpPresenter.kt
new file mode 100644
index 0000000000..79c8b4da7f
--- /dev/null
+++ b/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/presenter/MvpPresenter.kt
@@ -0,0 +1,19 @@
+package com.tangem.tangemtest._arch.mvp.presenter
+
+import com.tangem.tangemtest._arch.mvp.view.MvpView
+
+
+interface MvpPresenter<T : MvpView> {
+
+    fun attached(view: T)
+    fun created()
+    fun createView()
+    fun viewCreated()
+    fun started()
+    fun resumed()
+    fun paused()
+    fun stopped()
+    fun destroyView()
+    fun viewDestroyed()
+    fun detached()
+}
\ No newline at end of file
diff --git a/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/view/BaseMvpActivity.kt b/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/view/BaseMvpActivity.kt
new file mode 100644
index 0000000000..946ff246ef
--- /dev/null
+++ b/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/view/BaseMvpActivity.kt
@@ -0,0 +1,55 @@
+package com.tangem.tangemtest._arch.mvp.view
+
+import android.os.Bundle
+import androidx.appcompat.app.AppCompatActivity
+import com.tangem.tangemtest._arch.mvp.presenter.MvpPresenter
+import ru.dev.gbixahue.eu4d.lib.kotlin.common.LayoutHolder
+
+/**
+[REDACTED_AUTHOR]
+ */
+abstract class BaseMvpActivity : AppCompatActivity(), MvpView, LayoutHolder {
+
+    protected var presenter: MvpPresenter<in MvpView>? = null
+
+    protected abstract fun initComponent()
+    protected abstract fun getMvpPresenter(): MvpPresenter<in MvpView>?
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        initComponent()
+        presenter = getMvpPresenter()
+        presenter?.attached(this)
+        super.onCreate(savedInstanceState)
+        presenter?.created()
+        setContentView(getLayoutId())
+        presenter?.createView()
+        presenter?.viewCreated()
+    }
+
+    override fun onStart() {
+        super.onStart()
+        presenter?.started()
+    }
+
+    override fun onResume() {
+        super.onResume()
+        presenter?.resumed()
+    }
+
+    override fun onPause() {
+        super.onPause()
+        presenter?.paused()
+    }
+
+    override fun onStop() {
+        super.onStop()
+        presenter?.stopped()
+    }
+
+    override fun onDestroy() {
+        presenter?.destroyView()
+        super.onDestroy()
+        presenter?.viewDestroyed()
+        presenter?.detached()
+    }
+}
\ No newline at end of file
diff --git a/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/view/BaseMvpFragment.kt b/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/view/BaseMvpFragment.kt
new file mode 100644
index 0000000000..10ecdc6d32
--- /dev/null
+++ b/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/view/BaseMvpFragment.kt
@@ -0,0 +1,85 @@
+package com.tangem.tangemtest._arch.mvp.view
+
+import android.content.Context
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.MenuItem
+import android.view.View
+import android.view.ViewGroup
+import androidx.fragment.app.Fragment
+import com.tangem.tangemtest._arch.mvp.presenter.MvpPresenter
+import com.tangem.tangemtest.commons.OnBackPressHandler
+
+/**
+[REDACTED_AUTHOR]
+ */
+abstract class BaseMvpFragment : Fragment(), MvpView, OnBackPressHandler {
+
+    protected lateinit var mainView: View
+    protected var presenter: MvpPresenter<in MvpView>? = null
+
+    protected abstract fun getMvpPresenter(): MvpPresenter<in MvpView>?
+
+    override fun onAttach(context: Context) {
+        super.onAttach(context)
+        presenter = getMvpPresenter()
+        presenter?.attached(this)
+    }
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        presenter?.created()
+    }
+
+    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View {
+        mainView = super.onCreateView(inflater, container, savedInstanceState)!!
+        presenter?.createView()
+        return mainView
+    }
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+        presenter?.viewCreated()
+    }
+
+    override fun onStart() {
+        super.onStart()
+        presenter?.started()
+    }
+
+    override fun onResume() {
+        super.onResume()
+        presenter?.resumed()
+    }
+
+    override fun onOptionsItemSelected(item: MenuItem): Boolean {
+        when (item.itemId) {
+            android.R.id.home -> onBackPressed()
+        }
+        return super.onOptionsItemSelected(item)
+    }
+
+    override fun onBackPressed()
+            : Boolean = (presenter as? OnBackPressHandler)?.onBackPressed() ?: false
+
+    override fun onPause() {
+        super.onPause()
+        presenter?.paused()
+    }
+
+    override fun onStop() {
+        super.onStop()
+        presenter?.stopped()
+    }
+
+    override fun onDestroyView() {
+        presenter?.destroyView()
+        super.onDestroyView()
+        presenter?.viewDestroyed()
+    }
+
+    override fun onDetach() {
+        super.onDetach()
+        presenter?.detached()
+    }
+}
\ No newline at end of file
diff --git a/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/view/MvpView.kt b/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/view/MvpView.kt
new file mode 100644
index 0000000000..14bbbdffcf
--- /dev/null
+++ b/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/view/MvpView.kt
@@ -0,0 +1,7 @@
+package com.tangem.tangemtest._arch.mvp.view
+
+/**
+[REDACTED_AUTHOR]
+ */
+
+interface MvpView
\ No newline at end of file
diff --git a/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/view/custom/BaseMvpCustomView.kt b/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/view/custom/BaseMvpCustomView.kt
new file mode 100644
index 0000000000..58f7ed38ff
--- /dev/null
+++ b/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/view/custom/BaseMvpCustomView.kt
@@ -0,0 +1,51 @@
+package com.tangem.tangemtest._arch.mvp.view.custom
+
+import android.view.View
+import com.tangem.tangemtest._arch.mvp.presenter.MvpPresenter
+import com.tangem.tangemtest._arch.mvp.view.MvpView
+
+/**
+[REDACTED_AUTHOR]
+ */
+open class BaseMvpCustomView<in V : MvpView>(
+        protected val mainView: View,
+        protected val presenter: MvpPresenter<in V>
+) : MvpCustomView {
+
+    override fun onViewCreated() {
+        presenter.created()
+        presenter.viewCreated()
+    }
+
+    override fun onStart() {
+        presenter.started()
+    }
+
+    override fun onResume() {
+        presenter.resumed()
+    }
+
+    override fun onPause() {
+        presenter.paused()
+    }
+
+    override fun onStop() {
+        presenter.stopped()
+    }
+
+    override fun onDestroyView() {
+        presenter.destroyView()
+    }
+
+    override fun onViewDestroyed() {
+        presenter.viewDestroyed()
+    }
+
+    override fun onDetach() {
+        presenter.detached()
+    }
+
+    protected fun <T> bindView(id: Int): T {
+        return mainView.findViewById<View>(id) as T
+    }
+}
\ No newline at end of file
diff --git a/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/view/custom/MvpCustomView.kt b/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/view/custom/MvpCustomView.kt
new file mode 100644
index 0000000000..d9862bcb84
--- /dev/null
+++ b/tangem-demo/src/main/java/com/tangem/tangemtest/_arch/mvp/view/custom/MvpCustomView.kt
@@ -0,0 +1,18 @@
+package com.tangem.tangemtest._arch.mvp.view.custom
+
+import com.tangem.tangemtest._arch.mvp.view.MvpView
+
+/**
+[REDACTED_AUTHOR]
+ */
+interface MvpCustomView : MvpView {
+
+    fun onViewCreated()
+    fun onStart()
+    fun onResume()
+    fun onPause()
+    fun onStop()
+    fun onDestroyView()
+    fun onViewDestroyed()
+    fun onDetach()
+}
\ No newline at end of file
diff --git a/tangem-demo/src/main/java/com/tangem/tangemtest/card_use_cases/ui/BaseCardActionFragment.kt b/tangem-demo/src/main/java/com/tangem/tangemtest/card_use_cases/ui/BaseCardActionFragment.kt
index 34cff55ae5..b90ff4438a 100644
--- a/tangem-demo/src/main/java/com/tangem/tangemtest/card_use_cases/ui/BaseCardActionFragment.kt
+++ b/tangem-demo/src/main/java/com/tangem/tangemtest/card_use_cases/ui/BaseCardActionFragment.kt
@@ -16,8 +16,8 @@ import com.tangem.tangemtest.R
 import com.tangem.tangemtest.card_use_cases.ui.widgets.ParameterWidget
 import com.tangem.tangemtest.card_use_cases.view_models.ParamsViewModel
 import com.tangem.tangemtest.commons.Action
-import com.tangem.tangemtest.commons.LayoutHolder
 import ru.dev.gbixahue.eu4d.lib.android.global.log.Log
+import ru.dev.gbixahue.eu4d.lib.kotlin.common.LayoutHolder
 
 /**
 [REDACTED_AUTHOR]
diff --git a/tangem-demo/src/main/java/com/tangem/tangemtest/card_use_cases/view_models/ParamsViewModel.kt b/tangem-demo/src/main/java/com/tangem/tangemtest/card_use_cases/view_models/ParamsViewModel.kt
index 407c9e2056..2c2043c885 100644
--- a/tangem-demo/src/main/java/com/tangem/tangemtest/card_use_cases/view_models/ParamsViewModel.kt
+++ b/tangem-demo/src/main/java/com/tangem/tangemtest/card_use_cases/view_models/ParamsViewModel.kt
@@ -13,10 +13,10 @@ import com.tangem.tangemtest.card_use_cases.models.params.manager.ParamsManager
 import com.tangem.tangemtest.card_use_cases.models.params.manager.ParamsManagerFactory
 import com.tangem.tangemtest.commons.Action
 import com.tangem.tangemtest.commons.performAction
-import com.tangem.tangemtest.commons.postUI
 import com.tangem.tasks.ScanEvent
 import com.tangem.tasks.TaskError
 import com.tangem.tasks.TaskEvent
+import ru.dev.gbixahue.eu4d.lib.android.global.threading.postUI
 
 /**
 [REDACTED_AUTHOR]
diff --git a/tangem-demo/src/main/java/com/tangem/tangemtest/commons/abstracts.kt b/tangem-demo/src/main/java/com/tangem/tangemtest/commons/abstracts.kt
index b58468b10e..14d7dca27f 100644
--- a/tangem-demo/src/main/java/com/tangem/tangemtest/commons/abstracts.kt
+++ b/tangem-demo/src/main/java/com/tangem/tangemtest/commons/abstracts.kt
@@ -3,6 +3,6 @@ package com.tangem.tangemtest.commons
 /**
 [REDACTED_AUTHOR]
  */
-interface LayoutHolder {
-    fun getLayoutId(): Int
+interface OnBackPressHandler {
+    fun onBackPressed(): Boolean
 }
\ No newline at end of file
diff --git a/tangem-demo/src/main/java/com/tangem/tangemtest/commons/threading.kt b/tangem-demo/src/main/java/com/tangem/tangemtest/commons/threading.kt
deleted file mode 100644
index 0e7a797614..0000000000
--- a/tangem-demo/src/main/java/com/tangem/tangemtest/commons/threading.kt
+++ /dev/null
@@ -1,30 +0,0 @@
-package com.tangem.tangemtest.commons
-
-import android.os.Handler
-import android.os.HandlerThread
-import android.os.Looper
-
-/**
-[REDACTED_AUTHOR]
- */
-object Threading {
-    val uiHandler: Handler = Handler(Looper.getMainLooper())
-    val workHandler: Handler = Handler(HandlerThread("Application worker thread").apply { start() }.looper)
-
-    fun postInCurrentThread(msTime: Long, func: () -> Unit) {
-        Handler().postDelayed({ func() }, msTime)
-    }
-}
-
-
-fun post(msTime: Long, func: () -> Unit) {
-    Threading.postInCurrentThread(msTime, func)
-}
-
-fun postUI(msTime: Long = 0, func: () -> Unit) {
-    if (msTime > 0) Threading.uiHandler.postDelayed({ func() }, msTime) else Threading.uiHandler.post(func)
-}
-
-fun postWork(msTime: Long = 0, func: () -> Unit) {
-    if (msTime > 0) Threading.workHandler.postDelayed({ func() }, msTime) else Threading.workHandler.post(func)
-}
\ No newline at end of file