Hongkong Sanjoyo Co., Limited is the enterprise which invests in over 35 factories in mainland China and cooperate with otehr over 10 factories, specializes in R&D, manufacture,sell various kinds of models aircrafts and rc toys and rc hobbies, our main product are:1. EPO R/C(Radio-controlled)scale model aircrafts with fixed wings & related component parts. EPO, an advanced material that can be widely used while making model aircrafts,products in EPO material are always famous for its light weight, beat-resisting, beautiful shape&good flight performance, which have been exported to sounteast ASia, Mid-East area, Europe & America, even all over the world, and highly praised by the vast number of model enthusiasts and merchants.2. other kinds of remote control helicopters, remote control car/ tank, remote control boat, animals ,UFOs and iPhone /android controlled items.