Nanjing Withelm CommunicationTechnology Co., Ltd. was initiated and established by a technicalteam of engaging in R&D, design and manufacturing of opticalfiber splice products, mainly focusing on the R&D,manufacturing and sales of communication equipments, electronicinstruments and optical devices. The company launched FIBER-HOLDINGomniseal optical fiber docking technology, with more than a dozenof patents. Main products include: fiber quick-splice connector,fiber splicer, ribbon fiber connector, optical fiber end-surfaceprocessor, optical fiber preparation tools, integrated sensingsystem of internet of things, etc. V-groove seal design of FTTHfield connector launched by the company solved the pollutionproblem of matching liquid of field connector in on-siteconstruction as well as the loss problem during the use of process,and passed the most demanding standard test of telecommunications;product performance completely surpasses similar products and atworld advanced level