Flat 5 block A Chungking Mansion 44

we are manufacturer specializing in making all kinds of rotary drilling machinery and drilling accessories,we provide good quality of rotary drilling rig,drilling pipe/bar and drilling bucket.wire ro...

HK

We are supplier for potentiometers, telecommunication cables, computer cables, and telephones. We have the bone conduction telephone which aid usage in noisy environments and for hearing impaired pers...