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Zhejiang Naisikang Pharmaceutical Co., Ltd. is a modern manufacturing enterprise mainly engaged in scientific research, production, and sales of active pharmaceutical ingredients.

To provide our customers of Puerto Rico with the finest materials and machinery available to perform their duties. Olivieri & Associates is a Manufacturers Representative for the area of Puerto Rico

Rudong Lianfeng Chemical Co., Ltd. (formerly known as Rudong Binshan Additive Factory), established in 1987, is located in Rudong County, Nantong City, Jiangsu Province, on the beautiful and rich Yangtze River Delta plain, adjacent to the Yellow Sea