What's the secret behind bakery's bread that stay soft for days?

Official Belmerlion Website: https://www.belmerlion.com
Facebook Page: http://www.facebook.com/belmerlion
Instagram: http://www.instagram.com/belmerlion
Youtube channel: https://www.youtube.com/channel/UC5cEEpOjY2XVzGylMhjEnoQ
Associated with Bonding In The Kitchen: https://www.youtube.com/channel/UCZcg2iuh4s0PRqz4XeaijBA

My new channel for animal lovers.
Belmerlion Pet Crafts: https://www.youtube.com/channel/UCSRlhoYd13wlaOxXualkDxQ

SOFT BREAD / MILK BREAD
560 gr. All Purpose Flour
11 gr. Instant Yeast
80 Fine Sugar
8 gr. Vanilla Sugar
6 gr. Salt
100 Unsalted Butter
1 Egg (weighs 60-62 gr. with shell)
270 gr. Whole/Full Milk
40 gr. Bread Improver
200 gr. Dried Raisins

Sponge Cakes Recipes
Vanilla Sponge Cake: https://www.youtube.com/watch?v=A3qNclBDhWs
Vanilla Sponge Cake: https://www.youtube.com/watch?v=XCI2XHJv61A
Orange Sponge Cake: https://www.youtube.com/watch?v=PMbF1px_MLM
Lemon Sponge Cake: https://www.youtube.com/watch?v=eiePQaumIv4
Chocolate Sponge Cake: https://www.youtube.com/watch?v=5w0dg_GXAgA
Green Tea Sponge Cake: https://www.youtube.com/watch?v=knR6WFiHh3Q
Belmerlion Sponge Cake: https://www.youtube.com/watch?v=0i4_ikAtKtI
Other Recipes You May Like:

Chocolate JCC: https://www.youtube.com/watch?v=Nsj6JX16I_Q
Brioche: https://www.youtube.com/watch?v=i2qxFUnzEpo
Vanilla Chiffon Cake: https://www.youtube.com/watch?v=V5shI88iFa8
White Chocolate Butter Cream: https://www.youtube.com/watch?v=R6spN-cs36A
Vanilla Sponge Cake: https://www.youtube.com/watch?v=XCI2XHJv61A
Peanut Cinnamon Cookies: https://www.youtube.com/watch?v=neOiKUqTcIw
Mango Cake: https://www.youtube.com/watch?v=mLz7dr7ZJL8
Mint & Lime Cheese Cake: https://www.youtube.com/watch?v=G64z7_WXucI
Japanese Souffle Pancake: https://www.youtube.com/watch?v=pQGJ7o4oFe0

Видео What's the secret behind bakery's bread that stay soft for days? канала Michael Lim