KaStar adhesives group factory, founded in 1997, is the largest, professional OEM & ODM manufacturer of coating & paint, sealant & adhesive in China with 150, 000mfactories. Kastar have professional manufacturing equipment and facilities, and with 49 years of experience specializing in construction Coating Paint and strict quality control systems, we created the top-class KASTAR?.

DAYOU enterprise is one of the largest adhesive manufacturers which combine scientific research, production and sales as a whole. The factory covers an area of 15, 000 square meters, and more than 8000 square meters are building area. Throug years, we now are one of the great scale and well-appointed modernizatio enterprise which has a batch of high-caliber research specialist staff and the operatio technician who has abundant practical experience and the excellent sales servic team. Our product selling network spreads all over the domestic market and Middl East area. Our company has passed the IS09001: 2000 and ISO1400 and got the "China Famous Brand", "China Famous Brand Product", "Green Environmental Protection Company", "Integrity Company", "Chinese Construction Metal Structure Association Member" and other honorary titles.

Hunan Magpow Adhesive Group is a Hi-tech enterprise in developing, manufacturing and sales of all kinds of adhesive with head office in Hunan International Commerce in Changsha City. The company is authorized as Hunan provincial famous brand, the implementary unit of national torch program, the qualification by ISO9001: 2000 international quality system, the member of China Adhesive Industry Association. Main product with ' Magpow' Brand is authorized as Hunan provincial famous trademark.

Shanghai Sunway curtain material Co., Ltd. Founded in 2005, Siway sealant is one of China's top ten silicone structural sealant production enterprises, ranked seventh. Many times in the industry to obtain "the user first choice brand", "market best performance" honor.

WONSTAR, the group company which transaction involved in all walks of life.

Yiwu Youyuan Decorative Material Co., Ltd. Was formally established in 2008 in yiwu ZJ China, as Manufacturer for building materials. A keen business acumen combined with a thoroughly professional approach saw VIRSHEN spread its reach with a flagship store and an office in China within a short span.

Changsha Firm Bond New Material Co., Ltd, belonging to core members of Shandong Meiduo Group, is a professional manufacturer and supplier of aerosol products, various adhesive and sealant products, mainly including Spray Polyurethane Foam Sealant, Silicone Sealant, Construction Adhesive(Nail-free glue), contact glue, wood glue, PVC glue, etc, which widely used in the field of building & decoration, hardware & tools, auto spare parts and daily life, etc.