国产成人aa在线观看视频,国产一在线,亚洲国产成人精品一区二区三区,看全色黄大色大片免费久久

Contact
hotline
0534-2756329
18653472707
Address:No.2127,East of College Road,Economic&Technology Development Zone,Dezhou,Shandong,China
Welcome customers come to visit
Author:China-lk Date: 2017-07-08
My company for many years engaged in the production and processing of valve boxes, cylinder liner, dielectric rod, piston rod, piston rod clamp, valve cover, drain valve pressure cylinder, cylinder head flange, cylinder liner wear pads on the valve guide frame, tailpipe hangers, tail pipe to send the ball, two-stage cementing, double / single plug cement head, float collar, float shoe, washover pipe mill shoe casing head a variety of oil drilling equipment and tools, bulk supply of domesticoutside the market, customers are welcome to come to visit.

Dezhou Longke Petroleum Equipment Co., Ltd.

No.2127,East of College Road,Economic&Technology Development Zone,Dezhou,Shandong,China

魯ICP備2021046750號(hào)-1