pass value from form to usercontroll vb.net

i have this on form button click

Dim obj1 As transactioncontrolls = New transactioncontrolls()

obj1.loadProduct(MdlConn.SerchID)

and this on user controll load

Dim uc As New transactioncontrolls '= New transactioncontrolls()

uc.TxtProductcode.Text = tProduct.product_code

uc.TxtDescription.Text = tProduct.Product_long_Desc

uc.TxtQuantity.Text = "1"

uc.TxtBPrice.Text = tProduct.product_bp

can you refer me to any working example please

A usercontrol is nothing more than a class, so you can add properties and/or methods to it as desired.