Kejian Holding is the largest and professional manufactureres of sealing tape, sealant, Vacuum Consumables, waterproof membrane products in China. And our company was founded in 2005 in Shanghai. In 2007, we set up a branch in Hebei of china, and we owned a 20000 square meters of production base in 2012. In 2015 the British company Topbest Limited was established. After years of efforts, Kejian Holding has been far ahead of the china butyl tape industry. In the future, we will explore the international market and push our products into the global market. We are guided by " People-oriented and Thrive with high quality" and we believe that our professional quality can solve more trouble for you!