The major construction work on the world’s longest cross-sea bridge, which connects Zhuhai in Guangdong Province with Hong Kong and Macao, was completed in July,2017. In this super construction which can be compared to Everest, HYST product is designated to be used in gongbei tunnel of Zhuhai line.
China has succeeded in collecting combustible ice in the sea on 18th, May, 2017. This breakthrough attracts world’s attention. With the superb quality and capacity, The seamless pipe for high pressure mud service which is produced by HYST has been applied to deep sea drilling platform of BLUE WHALE NO.1 and gives a contribution to this successful collection.