LIEN SHENG PLASTIC INDUSTRY CO., Ltd (BLS) is established in 1991, initially for the precision grinding of jewelry, with the airsoft gun flourishing then focus on restructuring BBs production since 1996. BLS has fully automatic production line, the processes are injection, precision grinding, polishing and packing. The production of hundreds of tons of BBs every month and sell all over the world. We provide over dozens of products lines from 0.12g to 0.50g. BLS also offers high quality and Variety of customization BBs and merchandise design, production and package. BLS is your reliable and trustful partner and looks forward  to contacting you.