Henan Warm Edge Energy Saving Technology Development Co., Ltd. is an enterprise focusing on the scientific research, production, sales and service of hollow glass warm edge spacing strips. The company has successively introduced more than 30 German core edge heating technology and a variety of tubular warm edge fully automatic  production lines, the annual production is around 100 million meters, and established a relatively complete research and development center for hollow glass edge heating spacers. The company has now passed the ISO9001:2015 quality managementsystem certification and ISO14001:2015 environmental management system certification, and has successfully applied for a number of patents for the invention of the warm edge spacing bar.

     At present, the warm-edge series products of the NSHW® brand have passed the national ISO9001 quality test, the American standard IFT certification, the Swiss standard SGS test and the Rosenheim laboratory test in Germany, and meet the EN1279 standard.