Shanghai Clarifeng Technology Co., Ltd. (ye cɔl "Clarifeng Technology") a looi në ruöön de 2008, a cɔl Shanghai Jiechen Instruments Co., Ltd., a ye Shanghai City High-tech Enterprise. Chengfeng Science and Technology ee luui në R&D ku industrialization de tɛknɔlɔji de kɔc cï guiir ku jɔl ya tɛknɔlɔji de kɔc cï guiir ku jɔl ya tɛknɔlɔji de kɔc cï guiir ku jɔl ya tɛknɔlɔji de kɔc cï guiir ku jɔl ya tɛknɔlɔji de kɔc cï guiir ku jɔl ya t Chengfeng Science and Technology tɛ̈n R&D, Technical Services, Engineering, Marketing, Operations, and Emerging Business Development departments. Kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye k Baptism, kɔc cï puɔ̈l. Në run 10 cï lɔ, Chengfeng Science and Technology acï bɛ̈n ya tɛ̈n yenë teknoloji bɛ̈n ya looi, ku ka bɛ̈n ya tɛ̈n yenë teknoloji bɛ̈n ya looi.