White silk production process raw silk production refers to the whole process from cocoon production to raw silk packagi...
There are four grades of white filaments: first class, first class, qualified and processed. This grade is divided accor...
Do not wash and do not expose to the sunSilk is composed of more than 97% animal protein, which is rich in 18 kinds of a...
Silk of mulberry silkworm is the difference between raw silk and cooked silk. Commonly known as silk, machine reeled als...
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