company believe the pipeline network is safe

　　Summit company believe the pipeline network is safe,but they want to make sure it meets the highest safety standard . This time the problem is mainly from the installing of electrofusion couplings which are installed by their subcontractors-Tetra Tech.

　　We are specialized in producing flanges, Such as weld neck flanges, Slip on flanges, Blind flanges, Socket flanges, threaded flanges and plate flanges etc. We have ability to produce you the detailed drawing flanges also. We have been in this line for over 25 years. Our products are exported to many countries and regions, such as Southeast Asia, the Middle East, Europe and America etc. We have a good reputation in domestic and foreign markets.