Jiangsu gdk Biotechnology Co., Ltd., a biological company, engages in the scientific research, production, operation, and service of human vaccines. The company offers quadrivalent influenza virus split and lyophilized human rabies vaccines. Its product pipeline has coverage for the prevention of principal infectious diseases, including influenza, rabies, chickenpox, shingles, and pneumonia. The company was founded in 2008 and is based in Taizhou, China.