The JiNan ZhengTongDa equipment limited company was built at the outset in July ***** is a new high-tech private enterprise integrated production, scientific research, development the insulating equipment of middle and high-grade. Since set up, had enough experience in the field of insulating glass production together with intensive research and development, as well as a global consulting and service network stand for High Tech, Know How and Quality Made in chian. Zhentongda can offer the complete machine program of an insulating glass production system, such as IG fabrication lines for all capacity ranger (2.5m, 2.2m, 1.8m, 1.6m), the butyl coating machine, the polysulphind sealant extruders, spacer saw, spacer bending systems, frame converyer, desiccant filling machine, edging machine, the rotative sealing table and inert gases filling machine, etc. Through ISO9001, High tech and quality through the most up-to-date fabrication methods distinguish our machines. Our perpetual development and optimization of manufacturing processes have secured ZhengTongDa position globally as market leader.