Established in 2002, Shandong Dehai Youli Belts Co., Ltd. has grown into the one of leading manufacturer of silicone rubber sheets, energy-saving spindle tapes, tangential belts, flat nylon sandwich belts, rough surfaced rubber tape, meeting the industry demands such as PV modules, textile, papermaking, meat processing, cables, cigarettes, woodworking, glass industry and so on..

In recent years, DHAYL always cooperates closely with solar photovoltaic panel producers, wooden door and glass vacuum laminating press manufacturers in order to supply the most effective, high-quality silicone membranes to the industrial application. Now DHAYL?silicone rubber membranes are valued world-wide for their consistency and durability. The latest developed silicone rubber diaphragm incorporates unique additives in its formulation to resist the EVA out-gassing and can last for up to 5,900 cycles, depending on EVA type, laminator model and process parameters.

Relying on the factory internal control systems and ISO9001:2000 Quality Management System, DHAYL factory has been awarded the honors of ?Technology Model Enterprise?, ?Civilized Credit Enterprise?, ?Contract-honoring & Promise-keeping Enterprise?, ?Liaocheng Hi-tech Enterprise?, ?Technology Medium/Small-sized Enterprise?. Besides, DHAYL was approved to establish Liaocheng Special Driving Belt Engineering Research Center at factory in 2010, and was bestowed with national patents for Mighty Energy-saving Spindle Tape (ZL200620084853.9), Polyester Spindle Tape(201120556156.X), Polyester Tangential Belt (201120556160.6), Driving Belt Full Automatic Gluing Compound Machine (201120201815.5), Special Adhesive for Spindle Tape (201110161041.5), Silicon Sheet Special for PV Module Laminating Machine (201110160029.2), which provides impetus to rapid development of the company.