Zhejiang Longyou Best Additive Co., Ltd., located in the Northern Economic Development Zone of Longyou County in Zhejiang province, China.

AS an I/E licensed company, we specialize in pharmaceutical materials, intermediates, benzoic series and organosilicon series. We're the biggest manufacturer in pharmaceuticals and enjoying good reputation in the same line.

Our main products as follows:
2-methoxy-5-sulfamoylmethyl benzoate CAS: 33045-52-2; O-Anisic acid CAS: 579-75-9; 2-methoxyl-5-methysulfonyl benzoic acid CAS: 50390-76-6; 2-methoxyl-5-ethylsulfonylbenzoic acid CAS: 4840-63-5; M-Anisic acid CAS: 586-38-9; P-Anisic acid CAS: 100-09-4; 2-methoxy-5-sulfamoylbenzoic acid CAS: 22117-85-7; 2-methoxy-5-sulfamoyl ethyl benzoate CAS: 33045-53-3; 2-methoxyl-5-methylsulfonyl methyl benzoate CAS: 63484-12-8; 2-methoxyl-5-ethylsulfonyl methyl benzoate CAS: 62140-67-4; Sulpiride CAS: 15676-16-1; Amisulpride CAS: 71675-85-9; L-Norvaline CAS: 6600-40-4; 4-chloro-3-nitro-5 amino sulfonyl benzoic acid CAS: 22892-96-2.

Our firm enjoys a good reputation in the same line and has extensive connections with many companies. We now have the good ability to perform a series of reactions (methylation, sulfonation reaction, ammoniation, esterification, condensation reaction and oxidizing reaction), which can meet most of requirements of chemical industry.

Sticking to the service attitude of "be sincere, responsible, quality and efficient" and spirit of "Be united, enterprising, practical and creative", we are looking forward to cooperating with you. We sincerely welcome your visit and business.