Tianjin Rainbow Ruiyu Power Source Co., Ltd.(former Tianjin Leide Power Source Co., Ltd.) is located in Jinghai of Tianjin, which is the special manufacturer of valve-control airproof lead acid storage battery.
　　 The enterprise begun to engage in develop and produce this kind of storage battery fron the end of 1980s,it is one of the earliest manufactures to produce the batteries in domestic.The company depends on pepople and advanced technology to make development.We keep the long cooperative relationship with Tianjin University,and retain specialists and professors from over 18 units to research and apply the new technology of storage battery so that make our products always keep the high class level in domestic. THe users' requirements are our direction for researching and producing, we could meet all kinds of special needs from customers,besides the products could be matched or beyond every industry's standard requirements, they have great advantages on low temperature,discharging, and airproof reaction efficiency, which coule be comapred with the similar products of inports.
　 　Our company possesses advanced equipments and manufacturing techinics, and has gained the ISO9000 attestation and many items of net entering certificates about telecommunication, electric power, and broadcast ect, having wide using field.