VC profile products experienced a period of rapid development and introduction period, from the time point of view, can be defined as the mid-1980s around -90 twentieth century and in 1995 - 2002. After 2003, PVC profile industry has entered a transition period. In the import of the product: Manufacturer common pursuit of low cost, simplified window profiles section, filled with a lot of calcium carbonate formulation, resulting in low performance specifications pvc pipe threading, and many quality problems affecting the promotion of the product. 1995 began, a group of powerful enterprises began to digest and absorb foreign technology essence of European profile, developed their own windows and doors, plastic doors and windows become dominant, promoting technological upgrading and development of doors and windows, but the entire industry has been unprecedented development and growth. After entering the mature product quality pvc pipe threading, ie from 2003 onwards, many drawbacks to start a reaction out of the high profit margins led to blind investment too, so that the industry overall production capacity of nearly 3 million tons pvc pipe threading manufacturers, much higher than the market demand; investors do not have a lot of new entrants from product innovation, technological innovation to start, but the simple imitation, even shoddy, fake, industry competition in a non-healthy state. Raw material prices continue to rise, exacerbated by a non-healthy competition, so that part of the business is in trouble, there production or semi-shutdown state. The water supply pipe pe international standard (ISO4427) was officially released until 1996. Our reference in 1999 to write the national standard ISO4427 GB / T13663, and promulgated in 2000, but has standard pe pipe fittings, engineering and other technical specifications continues perfected. This shows that domestic pe pipe quality has not been stable, pipe fittings supporting not perfect, and therefore can not ensure the production, construction quality. Xiong Wang Thai plastic pvc pipe threading models, Suihua pvc pipe threading, provided by Xiong Xiong Wong Tai Wang Thai Plastic Products Factory. Xiong Wang Thai Plastic Products Factory (www.wangtai668.com) strong, credible, in Baoding UPVC pipe industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Taihe Wang Xiong you hand into the brilliant, for a better future!