Shenyang Yadah Synthetic Veterinary Medicine Co., Ltd. was established in April 2005, and has approved Chinese GMP certification. Our factory fixed-point manufacturing propetamphos, Isopropyl acetoacetate for more than 20 years. Moreover, Shenyang Yada has passed GMP certification and is recognized as a high-tech enterprise, becoming an industry benchmark in the veterinary field. Click for details>>