Shenzhen Longsheng Technology Co., Ltd., founded in 2021 is an integrated enterprise of R&D, manufacturing and marketing. We have complete production facilities; mature production lines; we can open mold and produce almost all kinds of products related to hardware & plastic. Currently, Our main products are: Portable Power Station,Lithium Battery Tester.By years of developing and accumulating, our R&D abilities are making great progress, and production scale is expanding continuously. At the same time, our quality control system is better and better. Our OEM/ODM service has already served many famous brands all over the world. With the strict work style of "pragmatic and to be better", we are winning more and more customers day by day. We have gained great supports from the cooperation of our esteemed customers. We will improve with a more intelligent managing system, more powerful technical investment, more advanced production engineering & more active team work, to satisfy our customers. We look forward to knowing you and serving you in the near future by having win-win cooperation!