Shenzhen Shenghang Photoelectricity Co.,Ltd was established in 2003,is one of the professional manufacturer specialize in promotion and business gift products which includes solar led keychain, power bank, bluetooth speaker, mini stage lighting etc. Our products sell good both at home and abroad. Our excellent R&D staff and advanced production facilities ensure reliable products incorporating the latest technology. We are always adapting to meet the needs of an ever-changing market. Adhere ...