Ningbo Chengyi Balls Co., Ltd., (brand name CYC, a member of TBP Group), is a manufacturer of plastic balls. We make a full range of high quality airsoft BBs, from 0.12 gram to 0.40 gram. Ningbo Chengyi Balls Co., Ltd. is a professional manufacturer of the highly-praised line of extreme precision 6mm Airsoft BB. With vast technological experience and know-how in the specialized production of spherical shape objects, the CYC airsoft bb's is one of top choices for airsoft players around the ...