We are the biggest manufacturer of Glucosamine in China.Our demand for Dried Crab Shell,Shrimp Shell and Lobster Shell is 400 Mt per month.And we have been engaged in importing these products for more than a decade. I am so glad that I found your information on Alibaba.Hope that we can cooprate and do business in the future.If you are interested,please feel free to contact with us ,preferably by fax or email, send us the sample and quote price. Show More