Top 10 enterprises of self drilling screws in China.

Handan Shuangzi Metal Products Co., Ltd ari nyanzvi akaigadzira kuchera sikuruwa uye tapping sikuruwa Enterprises. Kubvira pakagadzwa, kambani yave kufunga kugadzirwa R & D pamusoro kuchera sikuruwa, iyo wakavaka ano, mukuru mureza, pamwero, siyana nenyanzvi kugadzirwa rwonzi chibooreso muswe sikuruu. All akashandisa zvinoshandiswa yabva Germany, Japan uye Taiwan, ane wepagore goho yepamusoro, multi-siyana chibooreso muswe sikuruwa isu takanzwa pamurayiro vakashandisa pamusoro mumhuri technologist, mu Hexagon-zvinoumba, rakanga rine, shinda-rinopfungaira, carburize, zingi kuifukidza, pesin muchina, pasuru nemamwe maitiro, kubatana ose anoedza akakwana uye zvakanakisisa.