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        Huayang Seals headquarters in Dalian, one of the most prosperous industrial bases of China, hosting shipbuilding, wind turbine, compressor and pump manufacturing, petroleum refining, and information technology. This scenic city is situated on the southern tip of the Eastern Liaoning Peninsula, bordered by the Bohai Sea and the Yellow Sea. It was recognized as the “Global 500” by the UNEP and “National Garden City” by Chinese government. 
       Dalian Sun Seals Ltd was established in 2004, expertized in providing top quality mechanical seals and related engineering systems. The company occupies a 28,000 m2 campus.The main products include pump seals , agitator seals, compressor dry gas seal , seal nuclear grade , dryer seals, carbon ring seal and auxiliary systems , which are widely used in petroleum , chemical, shipbuilding , power generation, food, paper , pharmaceutical other industries, more than 600 domestic and foreign customers . Independent research and development and production of large-scale stirred tank mechanical seal , compressor dry gas seals and other products have been exported to the EU, the UK and the Middle East market, quality reached the international advanced level.
       The company currently employs more than 200 people , engineering and technical personnel accounting for 100 people, including eight senior titles , PhD 1, master 9 , the main technical personnel from both well-known international companies, foreign students studying overseas and domestic key universities . Currently , the company has 66 patents , 4 state-level scientific and technological achievements .
       The company has passed DNV ISO9001 quality system certification , the American Petroleum Institute API quality system certification. Is now the Liaoning Province Enterprise Technology Center , PetroChina , Sinopec a network provider , national high-tech enterprises. In 2011, the oil for the first time in "high-risk pump mechanical seal manufacturers comprehensive appraisal " ranked first ; Sinopec ranked first in the first "high-risk pump mechanical seal manufacturers comprehensive appraisal " in the .
       The future will continue to persist in Huayang sealed world of high-end sealing areas for national industry to make its due contribution !