Remove the dough, exhaust , sub-four copies, sealed with cling film standing about 15-20 minutes to wake up.
取出面团，排气滚圆，分四份，盖上保鲜膜静置约15-20分钟进行醒发。
Remove dough and wrap in cling film, press flat and place in the fridge to rest for 30 minutes.
取出生面团用保鲜膜包起，压平后放入冰箱冷却30分钟。
Remove and cool briefly aside. Rub in the shortening and mix until the dough is smooth and soft.
取出稍晾凉片刻，加入白油揉成光滑柔软的团状。
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