How big is forty grams of pleasure?

The outer packing is about 20cm long and 15cm wide. Leshi is a brand of potato chips. Forty grams is the size of the middle package, and the outer package is about 20cm long and 15cm wide. There are 30 flavors of Leshi potato chips: classic original flavor, cucumber flavor, lime flavor, Texas barbecue flavor, Italian spicy red stew flavor, tomato flavor and seaweed flavor. The price of each bag is in 8.5 yuan and can be bought in supermarkets.

To write a passage about folk custom snacks in Shenyang, we should write it from the perspectives of color vision, hearing, taste, touch and vision, and write one thing in a comma.

I would like to learn about Wanglaoji culture, is this introduced on Wanglaoji's official website? Is there any other channel to understand.