In 2012, a number of leaders from Hunan Provincial Health Department Cao Kechang and other leaders came to our factory to guide the work and explain the drinking water safety issues concerning the application of stainless steel water tanks in drinking water.
Inspected the raw materials and water tank production site of our stainless steel water tank, and gave the affirmation of the materials and production process of our stainless steel water tank products, in line with the requirements of the "Sanitary Standards for Drinking Water Quality" (2001).
Guizhou stainless steel water tank http://
Cao Kechang of Hunan Provincial Health Department and Sussex Chen
DTH Hammer tools include hammer bits and DTH Hammer
DTH bits and DTH Hammer have powerful drilling capacity, great reliability and low operating cost. Advanced production technologies and skillful design, as well as high quality materials result in good performance, long service life, simplicity and endurance. Thus, our Drilling Tools are widely used for all kinds of rock drilling and excellent for casing systems and water well projects and quarrying in mining industries and other construction fields.
We have advanced production equipment & talented researchers & technicians & rich experiences in R & D and production.
We using the best quality raw materials.
We adopting advanced production technology & strict testing procedure.
We passed ISO9001 quality management system certification.
We accept OEM manufacturing and produce on your design.
DTH Drilling Tools,DTH Drilling Rig Tools,DTH Air Drilling Tools,Reverse Circulation DTH Drilling Tools
Hejian Deris Petroleum Drilling Equipment Co.,Ltd. , http://www.welldrillingbit.com