Sichuan Nanbu Honest and Creditable Science-tech Ltd is a company full with vigour and energy, engaging in developing, manufacturing and selling pharmaceutical intermediates and fine chemicals. Our core businesses are including R&D, manufacturing service, synthesize fine chemicals, customer manufacturing and medicinal chemical compound. And also in offering technique transfer for some products. We are special good at deep develop derivatives of camptothecin, pyridazine, iodine containing, fluor...