Public announcement on Longi Green Energy’s 180,000-ton-per-year green methanol production project in Ganyu, Lianyungang
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The 25th National \"Safety Production Month\" in 2026: Everyone talks about safety, everyone knows how to handle emergencies; identifying and addressing risks and hazards --------------------------------------------------
Amazing! ! Actual on-site photos explain why storage tanks are designed with a weak roof structure! ! ! https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5723994 (Source: Haichuan Chemical Industry Forum (Hua Hai Chuan Liu hcbbs))
【Ten Years of Rapid Development in Chemical Engineering Equipment】Installation of China’s first integrated desulfurization and decarbonization unit completed 3173-2025 https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5724369 (Source: Haichuan Chemical Industry Forum (Hua Haichuan Liu hcbbs))
【Haichuan Safety Discussion】Hidden Dangers Around Us – Is it an overzealous requirement to install combustible gas detectors outdoors without a rain cover? ? https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5724304 (Source: Haichuan Chemical Industry Forum (Hua Hai Chuan Liu hcbbs))
【Common Issues in Haichuan Pipeline Design】--Why are liquid seals required for some pipelines? ? https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5724555 (Source: Haichuan Chemical Industry Forum (Hua Hai Chuan Liu hcbbs))
【Haichuan’s Guide to Chemical Equipment】Comparison of various drying equipment used in fine chemical industries, analysis of operating costs, as well as summaries and recommendations for equipment selection https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5724601 (Source: Haichuan Chemical Forum (Hua Haichuan Liu hcbbs))
【Ten Years of Rapid Development in Chemical Equipment】China National Petroleum’s first project of this kind – the 50,000-ton/year 1-hexene/1-octene co-production facility at Daqing Petrochemical – was successfully completed. https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5723648 (Source: Haichuan Chemical Forum (HCBBS))
【Ten Years of Rapid Development in Chemical Engineering Equipment】3162-2026: China’s first batch of independently developed intelligent welding robots for flexible offshore manufacturing put into use https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5723518 (Source: Haichuan Chemical Industry Forum (HCBBS))
[Common Issues in Haichuan Pipeline Design] – A compilation post; images and text are being updated. Feel free to join the discussion: https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5705828 (Source: Haichuan Chemical Forum (Hua Haichuan Liu hcbbs))
【History of Haichuan Chemical】--In 1966, the Lanzhou Chemical Research Center produced the first qualified rubber using a continuous polymerization process in China. https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5723168 (Source: Haichuan Chemical Forum (Hua Haichuan Liu hcbbs))