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  1. 【Pioneer of HaiChuan Chemical Industry】New China’s first invention certificate awarded to scientist Hou Debang - HCBBS Forum
  2. 【Haichuan Equipment Guessing Game】A small machine that guarantees excellent quality - HCBBS Forum
  3. 【HaiChuan Safety Discussion】Times are advancing and awareness is growing – would you still dare to do this now? - HCBBS Forum
  4. 【Haichuan Safety Discussion】Do you want your employees to be skilled and bold in dealing with problems, or to stick to the rules and wait? - HCBBS Forum
  5. Cost and profit analysis of PVC under different production processes - HCBBS Forum
  6. 【Haichuan Teahouse】With human civilization as a reference, could new civilizations emerge? ? - HCBBS Forum
  7. 【Major Equipment in the Chemical Equipment Industry】089 – Modular Reactor Feed Heater and Fractionator Feed Heater for Wax Oil Hydroprocessing Units - HCBBS Forum
  8. 【Haichuan Expands Horizons】Independent production of hydrogen fuel for the Long March 5 has been achieved! - HCBBS Forum
  9. [Haichuan Tea House] The hydropower station pumps water to store energy. It generates electricity during the day and pumps the water up at night. Is it okay? - HCBBS Forum
  10. 【Haichuan Teahouse】Brain-teasing Series: The questions are well-structured, but there are few conditions provided - HCBBS Forum
  11. [Haichuan Hydrogen Energy] CNPC’s first Olympic Winter Games hydrogen refueling station in Beijing officially put into operation - HCBBS Forum
  12. 【Haichuan Teahouse】A must-have for lunch breaks – with zero negative reviews! - HCBBS Forum
  13. 【Major Equipment in the Chemical Equipment Industry】105-13.5MPa Ultra-High Pressure Plate-and-Fin Heat Exchanger - HCBBS Forum
  14. 【Haichuan Pipeline Installation】Why is internal anti-corrosion treatment necessary for ductile iron pipes? What are the main types? - HCBBS Forum
  15. 【Haichuan Safety Discussion】Why Do People Prefer to Remove the Guard? - HCBBS Forum
  16. 【Haichuan Equipment Guessing Game】Relying on our own efforts to create super equipment – once featured in middle school textbooks - HCBBS Forum
  17. SDS Naki dry desulfurization process - HCBBS Forum
  18. Another seat belt failure accident! The lessons of bloodshed require stricter checks on the use of seat belts - HCBBS Forum
  19. [Haichuan Civil Engineering Questions] Can steel bars be tied with polyethylene straps? - HCBBS Forum
  20. 【Sea and River Safety Discussion】Having managed safety for so long, can you tell his name? - HCBBS Forum
  21. [Haichuan Teahouse] Let’s see who has the most tricks - HCBBS Forum
  22. The Gulei Petrochemical Terminal Liquefied Hydrocarbon Storage Area Project was fully delivered! - HCBBS Forum
  23. The Ministry of Emergency Management dispatched 7 expert teams to thoroughly assess the safety risks and other aspects of fluorine chemical enterprises - HCBBS Forum
  24. 【Major Equipment in the Chemical Equipment Industry】043 – The First Integrated Injection and Production Unit for Gas Storage Facilities, with a Centrifugal Compressor Unit featuring Two Stages in One Cylinder - HCBBS Forum
  25. 【Sea River Night Talk】“Ah, right, right,” it can solve 80% of the problems - HCBBS Forum
  26. 【Haichuan Teahouse】What does this mean? ? You have been removed from the member rewards program! - HCBBS Forum
  27. [Guess the ingredients of Haichuan] Double eggs combined, unique taste - HCBBS Forum
  28. 【Haichuan Teahouse】After a tiring journey, why not take a day off? Is it setting the stage for future failures? - HCBBS Forum
  29. 【Haichuan Technology News】With advanced steam cracking, all plastic waste can be turned into new high-quality plastics - HCBBS Forum
  30. 【Haichuan Equipment Guessing Game】Do you know the two important devices in the ammonia synthesis process? - HCBBS Forum
  31. 【Sea and River Night Talk】How to make your report look impressive? The example of installing People’s Daily definitely improves things a lot! - HCBBS Forum
  32. 【Haichuan Teahouse】When taking the bus, how do you pay? - HCBBS Forum
  33. Do you still remember these equipment from the Taiyuan Fertilizer Plant, which has been shut down and demolished? - HCBBS Forum
  34. China Chemical Industry News: How many steps are required to artificially synthesize starch from carbon dioxide? - HCBBS Forum
  35. Which spherical tanks require on-site level gauges? - HCBBS Forum
  36. 【Haichuan Teahouse】Four interchange modes – which one do you think is the most enjoyable? - HCBBS Forum
  37. 【HaiChuan Construction Discussion】What is the biggest risk for construction companies?» Let’s all talk about it! - HCBBS Forum
  38. 【Tour of Overseas Petrochemical Projects】Kazakhstan’s IPCI Polypropylene Project – The Largest EPC Project under China-Kazakhstan Cooperation Abroad - HCBBS Forum
  39. 【History of Haichuan Pipes】Lanlian Machinery Factory produced seamless elbows in 1957 - HCBBS Forum
  40. 【Major Chemical Equipment】088 – The world’s largest and heaviest PDH project’s propane-propylene separation tower - HCBBS Forum
  41. 【Haichuan Teahouse】Shandong Petroleum and Chemical Institute inaugurated - HCBBS Forum
  42. [Sea and River Technology Talk] The Institute of Oceanology, Chinese Academy of Sciences discovers marine microbial communities capable of effectively degrading plastic waste - HCBBS Forum
  43. Breakthroughs have been achieved in technologies for using green hydrogen to transform the steel, petrochemical, and coal chemical industries - HCBBS Forum
  44. 【Haichuan Chemical Technology News】Sinopec’s first high-temperature synthetic heat transfer oil project comes online - HCBBS Forum
  45. Requirements for storage and transportation facilities regarding the detection and alarm of flammable and toxic gases in the petrochemical industry - HCBBS Forum
  46. 【Haichuan Teahouse】Brain-teasing Series: Discover the hidden conditions to find the answer - HCBBS Forum
  47. 【HaiChuan Food Talk】This bean, that bean – actually, we don’t eat any of those beans - HCBBS Forum
  48. Is the Rums SRT ethane cracking ethylene furnace equipped with a primary quencher or a secondary quencher? - HCBBS Forum
  49. 【Haichuan Teahouse】Which doctor should one consult? - HCBBS Forum
  50. 【Haichuan Teahouse】Brain-teasing Series: You’ll get stuck if you don’t understand rotation - HCBBS Forum
  51. 【Haichuan Teahouse】1107 marks the beginning of winter; cold waves move southward, so dress warmly - HCBBS Forum
  52. 【Major Equipment in the Chemical Engineering Sector】111 – Multi-nozzle opposed-type water-coal slurry gasifier with a capacity of 4,000 tons of coal per day - HCBBS Forum
  53. [Haichuan Food Talk] This is no joke, a bowl of burning noodles requires a college degree - HCBBS Forum
  54. With 【Haichuan Teahouse】, there’s no need to worry about such things - HCBBS Forum
  55. 【History of Haichuan Pipes】20171101 CNPC Bohai Equipment – Production and export of welded pipes with a diameter of 3048 millimeters - HCBBS Forum
  56. 【Major Chemical Equipment in China】050 – China’s first 1.8 million tons/year methanol synthesis gas compression unit - HCBBS Forum
  57. 【Haichuan Expands Horizons】Using a framework to lift the 218-ton ammonia synthesis tower shell equipment - HCBBS Forum
  58. [Haichuan Food Talk] Xuzhou is not afraid of the heat, and thousands of people eat Fuyang in the streets - HCBBS Forum
  59. 【Sea and River Safety Discussion】Is it good to have such construction sites covered? - HCBBS Forum
  60. What opportunities and challenges will the Chinese refining industry face? - HCBBS Forum
  61. When producing steel structures, is it better to remove rust first, or is it better to remove rust and sandblast and paint after manufacturing? - HCBBS Forum
  62. 【Haichuan Food Guessing Game】Grown in tropical regions, shaped like goat horns; it has an acidic taste that can help relieve hangovers - HCBBS Forum
  63. 【Major Chemical Equipment】011 – 300,000 cubic meters per day FLNG coiled-tube heat exchanger - HCBBS Forum
  64. How should the welding sequence be determined for an elliptical head with a diameter of 13,800 mm and a thickness of 104 mm, and what kind of heat treatment should it undergo? - HCBBS Forum
  65. [Chemical Equipment Powerful Equipment] 015-The world’s largest wound tube heat exchanger weighing 478 tons - HCBBS Forum
  66. 【Haichuan Equipment Guessing Game】What type of pump component is this? - HCBBS Forum
  67. Which is Sinopec’s next large-scale ethylene plant to be constructed? Jiujiang? Jingmen? Yueyang? Still Anqing? - HCBBS Forum
  68. What are the main equipment of the catalytic cracking process? - HCBBS Forum
  69. 19 months! Changzhou Qimei’s 450,000 tons/year ABS production project has started full-scale operation - HCBBS Forum
  70. 【Haichuan Equipment Guessing Game】Key equipment for ammonia synthesis, installed only before commissioning - HCBBS Forum
  71. 【Haichuan Teahouse】In TV dramas, business elites use luxury cars to make phone calls – isn’t this a bad example to set? - HCBBS Forum
  72. 【Haichuan Equipment Guessing Game】Make a big bowl of food to ensure you get enough to eat - HCBBS Forum
  73. 【New Energy】World’s first zero-carbon port smart green energy system begins generating power at Tianjin Port - HCBBS Forum
  74. 【Sea and River Safety Discussion】It’s not easy to earn even a little money - HCBBS Forum
  75. 【HaiChuan Discussion】For the external welds of stainless steel pipes that do not come into contact with materials, why is pickling required? - HCBBS Forum
  76. What is the difference between a steam generator and a waste boiler? - HCBBS Forum
  77. 【Haichuan Petrochemical Project Updates】Total production capacity rises to 780,000 tons per year! The second-phase propane industry chain project of Lianyungang Sierbang Petrochemical has achieved completion - HCBBS Forum
  78. 【Guess the Scenic Spots by the Sea】China Also Has Ships That Travel in the Sky - HCBBS Forum
  79. 【Haichuan Teahouse】Children’s Day is coming up soon – have you bought this gear yet? - HCBBS Forum
  80. 【Haichuan Teahouse】Let’s see what relationship stage everyone is in - HCBBS Forum
  81. Among the three giants in the phosphorus chemicals industry, which one is the strongest? - HCBBS Forum
  82. Why can’t urea prices drop? - HCBBS Forum
  83. What is the hanging base for the ammonia synthesis tower, the core equipment in the Baling Hengyi technical upgrade project? Which company manufactured it? - HCBBS Forum
  84. What is the sealing anti-escape mechanism on the valve stem of a gate valve? - HCBBS Forum
  85. 【Haichuan Teahouse】Brain-teasing Series: Said to be a turning point - HCBBS Forum
  86. Have spiral tubular reactors been used? How is the catalyst loaded? - HCBBS Forum
  87. 【Haichuan Hydrogen Energy】Multiple regions are competing to develop hydrogen energy - HCBBS Forum
  88. The Wansheng Coal Chemical CO2-to-dry-ice project was successfully put into operation - HCBBS Forum
  89. Requirements for pipeline materials in different solar thermal power plants - HCBBS Forum
  90. [Guess what Haichuan Equipment] is always on top, and smokes when something happens - HCBBS Forum
  91. 【Haichuan Civil Engineering Issues】Do you know about pouring concrete in multi-story buildings using the 2-top-1/3-top-1 method? - HCBBS Forum
  92. 【HaiChuan Teahouse】Song Xiaofeng might have been a student of Mr. Dongpo - HCBBS Forum
  93. The 10 large ethylene projects set to begin construction - HCBBS Forum
  94. 【Haichuan Teahouse】One kilowatt-hour of electricity can make an energy-saving vehicle travel 273 kilometers – can you believe it? Anyway, I don’t believe it anymore! - HCBBS Forum
  95. 【Haichuan Convenience Store】Guess how many gold medals the Chinese men’s team can win at this Olympic Games? ? - HCBBS Forum
  96. The feed-in trial run for the first phase of the Gulei refining and chemical integration project was successful on the first attempt - HCBBS Forum
  97. 【Haichuan Teahouse】A drop in temperature doesn’t necessarily require air conditioning - HCBBS Forum
  98. [Ethylene Cracking] Are the ethylene cracking furnace quenchers of Sinopec Hainan, Zhongke Refining and Gulei Refining made in China? 》 - HCBBS Forum
  99. 【Haichuan Teahouse】Spending money during National Day. Is there traffic on the roads today? - HCBBS Forum
  100. Why are some anchor bolts required to be galvanized, while others do not have this requirement? - HCBBS Forum
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