The warehouse door was not closed, but with just a little force, the door opened. Without wasting any effort, they quickly found the cotton thread of warehouse number 3. The cotton thread was placed on the outside, visible. see at a glance. ,China is currently at war with Japan, and the Japanese military has strictly blocked fur exports in areas controlled by the Kuomintang, which has greatly affected US imports. of the intelligence department of the Consulate General in Shanghai.