"Nanjing Yongsheng commented that GAH has two uses, pharmaceutical grade and food grade. For pharmaceutical grade GAH, the requirements are very restrict. Currently only Fujian Wellable can produce pharmaceutical grade GAH in China. Fujian Wellable has various certificates issued by pharmaceutical industry. Meanwhile, they disclose the prices for pharmaceutical grade and food grade GAH are almost the same. They comment that the production volume of Fujian Wellable has reached its peak, 400~500t/month in recent months. They disclose that the production volume of GAS is 120 tonnes and the production volume of GAH and GAS is up to 400~500t/month. The volume of glucosamine products from Fujian Wellable accounts for 1/3 of the total in China. And they also comment that Fujian Wellable is very famous overseas and many overseas buyers purchase glucosamine from Fujian Wellable. They also comment that glucosamine products from Putuo, Zhoushan, Zhejiang is the worst in China, and buyers in Nanjing are not willing to purchase GAH or GAS there any longer." food grade. For pharmaceutical grade GAH, the requirements are very restrict. Currently only Fujian Wellable can produce pharmaceutical grade GAH in China. Fujian Wellable has various certificates issued by pharmaceutical industry. Meanwhile, they disclose the prices for pharmaceutical grade and food grade GAH are almost the same. They comment that the production volume of Fujian Wellable has reached its peak, 400~500t/month in recent months. They disclose that the production volume of GAS is 120 tonnes and the production volume of GAH and GAS is up to 400~500t/month. The volume of glucosamine products from Fujian Wellable accounts for 1/3 of the total in China. And they also comment that Fujian Wellable is very famous overseas and many overseas buyers purchase glucosamine from Fujian Wellable. They also comment that glucosamine products from Putuo, Zhoushan, Zhejiang is the worst in China, and buyers in Nanjing are not willing to purchase GAH or GAS there any longer."" /> food grade. For pharmaceutical grade GAH, the requirements are very restrict. Currently only Fujian Wellable can produce pharmaceutical grade GAH in China. Fujian Wellable has various certificates issued by pharmaceutical industry. Meanwhile, they disclose the prices for pharmaceutical grade and food grade GAH are almost the same. They comment that the production volume of Fujian Wellable has reached its peak, 400~500t/month in recent months. They disclose that the production volume of GAS is 120 tonnes and the production volume of GAH and GAS is up to 400~500t/month. The volume of glucosamine products from Fujian Wellable accounts for 1/3 of the total in China. And they also comment that Fujian Wellable is very famous overseas and many overseas buyers purchase glucosamine from Fujian Wellable. They also comment that glucosamine products from Putuo, Zhoushan, Zhejiang is the worst in China, and buyers in Nanjing are not willing to purchase GAH or GAS there any longer."" />