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  1. 【Major Industrial Equipment in the Chemical Industry】014-Coiled Tubular Reactor - HCBBS Forum
  2. 【Haichuan Travel Talk】Top 100 AAAAA Tourist Attractions in China in 2021: How many of them have you visited and what were your impressions? - HCBBS Forum
  3. 【History of Haichuan Pipelines】On 20200615, automatic welding technology for fillet welds in operational oil and gas pipelines was put into use - HCBBS Forum
  4. 【Haichuan Teahouse】Can you eat? - HCBBS Forum
  5. The first phase of Sinopec’s 500,000 tons per year polylactic acid project commenced construction in Zhijin, Guizhou - HCBBS Forum
  6. 【Major Equipment in the Chemical Engineering Sector】125 – Domestic natural gas storage facility compressors - HCBBS Forum
  7. 【Haichuan Teahouse】Why haven’t animals evolved to breathe nitrogen? - HCBBS Forum
  8. 【Major Industrial Equipment in the Chemical Industry】087 – China’s Largest Complete Air Separation Cryogenic Tank - HCBBS Forum
  9. [Chemical Equipment Powerful Equipment] 020-100,000 tons/year polycarbonate extrusion granulation system - HCBBS Forum
  10. [Ocean Chemical Accident Information] Four people were injured in explosion at Sakai Chemical Factory in Japan - HCBBS Forum
  11. 【Haichuan Equipment Guessing Game】Why drill so many holes in a perfectly good basin? - HCBBS Forum
  12. Good news! Shanghai has introduced policies requiring that risk limits be specified in contracts, with no unlimited risk allowed - HCBBS Forum
  13. Does ethylene cracking require a boiler? What size boiler is needed for 1 million tons of cracking? - HCBBS Forum
  14. To accelerate the decarbonization process, Maersk will launch methanol-fueled feeder container ships in 2023 - HCBBS Forum
  15. 【Haichuan Chemical Site】China’s first chemical plant – Shanghai Jiangsu Liquid Medicine Factory - HCBBS Forum
  16. 【Haichuan Ingredients Guessing Game】It seems like the garlic sprouts have changed color; if not prepared properly, they might cause a tingling sensation? - HCBBS Forum
  17. 【Ethylene cracking】What is the secondary quenching unit located above the cracking furnace? Are there any pictures? ? - HCBBS Forum
  18. 【Haichuan Teahouse】Those inventions that were too advanced and thus phased out – the tablet computer of 2001 - HCBBS Forum
  19. The total investment amounts to 173 billion yuan, and the second phase of Zhejiang Petrochemical has been fully put into operation - HCBBS Forum
  20. 【Major Chemical Equipment】059 – Asia’s largest waste heat boiler - HCBBS Forum
  21. 【Haichuan Teahouse】I feel like this set of clothes is going to be a hit???? - HCBBS Forum
  22. 【Haichuan Teahouse】Oil paintings that are even clearer than photos are worth tens of millions – then what’s the need for a camera? - HCBBS Forum
  23. [Haichuan Discussion] Can green plants be placed in the petrochemical central control room? - HCBBS Forum
  24. [Haichuan Civil Engineering Issues] Protection of foundation pit monitoring points - HCBBS Forum
  25. [Guess the ingredients of Haichuan] Take small pieces and soak them to make small desserts - HCBBS Forum
  26. The menu for the opening day of the Beijing Winter Olympics Village has been released. Take a look, which ones are you fond of eating? ? ? - HCBBS Forum
  27. What are the key points of the CNIA’s interpretation of the \"Guidelines for Energy Saving, Carbon Reduction, and Modernization in the Ammonia Synthesis Industry\"? ? ? - HCBBS Forum
  28. The most powerful vacuum cleaner - HCBBS Forum
  29. 【Major Industrial Equipment in the Chemical Industry】058-60 inch Class300 Large-Diameter Fixed Ball Valve - HCBBS Forum
  30. Is it good for colleagues to make and receive calls at the office? - HCBBS Forum
  31. 【Haichuan Safety Discussion】50 Responsibility Lists Worth Posting in the Office - HCBBS Forum
  32. 【Haichuan Teahouse】If 12 years of vocational education were to be implemented, would it be better to focus on senior high schools and colleges, or on kindergartens? - HCBBS Forum
  33. Attention for large-item shipping! Yesterday, a large freight convoy overturned on an highway ramp - HCBBS Forum
  34. 【Major Industrial Equipment in the Chemical Industry】104 – The first domestically produced long-distance pipeline compression unit for the West-East Gas Transmission Project - HCBBS Forum
  35. 【Haichuan Teahouse】Su Bingtian recorded a time of 9.83 seconds in this round, setting a new Asian record! - HCBBS Forum
  36. 【Haichuan Teahouse】Discounts are available starting at 7 p.m., with fresh dishes available every day. Have you been to the community fresh food supermarket? - HCBBS Forum
  37. 【Haichuan Teahouse】Brain-teasing Series: Given the three sides of a triangle, find its area - HCBBS Forum
  38. 【Haichuan Civil Engineering Issues】With the wire conduits arranged in this way, what exactly is the problem at each stage? - HCBBS Forum
  39. [Haichuan Civil Engineering] The most easily overlooked visa items for pile foundations at construction sites - HCBBS Forum
  40. Aerogels have good thermal insulation properties; are they widely used in chemical plants for insulation? ? ? - HCBBS Forum
  41. [Haichuan Food Talk] The 100 counties and cities with the best Chinese food have been released. See if your hometown is among them. - HCBBS Forum
  42. A research team from Dalian University of Technology has made new progress in the field of the mechanism of electrocatalytic nitrogen reduction reactions - HCBBS Forum
  43. [Talk about Haichuan Safety] How to let employees use PPE correctly - HCBBS Forum
  44. 【Haichuan Expands Horizons】Head Processing for the World’s Tallest Tower Structure - HCBBS Forum
  45. 【Sea and River Night Talks】Knowledge is no longer a scarce resource - HCBBS Forum
  46. Ministry of Housing and Urban-Rural Development: Manual excavation for foundation piles to be restricted! - HCBBS Forum
  47. [Sea and River Night Talks] The devil lies in the details - HCBBS Forum
  48. What is the warranty period for the paint on the steel structures in chemical plants? - HCBBS Forum
  49. 【Haichuan Teahouse】It is said that left-handed people are intelligent. If your child is left-handed, would you try to correct it? - HCBBS Forum
  50. 【Haichuan Teahouse】Do you know? The Earth is also losing weight! - HCBBS Forum
  51. 【Haichuan Ingredients Guessing Game】Looks like cordyceps; fried and eaten with alcohol - HCBBS Forum
  52. 【Haichuan Teahouse】A perfect bolt of lightning! - HCBBS Forum
  53. 【Major Industrial Equipment in the Chemical Engineering Sector】023 – High-power gas injection compressors for underground gas storage facilities, 6CFB–6000kW” - HCBBS Forum
  54. 【Haichuan Teahouse】The astronauts have been on a mission for a month now, and they all seem to have gained weight - HCBBS Forum
  55. 【Haichuan’s Visual Explanation】The Application of Composite Steel Sheet Piles - HCBBS Forum
  56. [Haichuan Food Talk] When the sun comes to Sichuan, is it another delicacy? - HCBBS Forum
  57. 【Major Chemical Equipment in China】017 – Domestic production of large-scale EO reactors - HCBBS Forum
  58. 【Haichuan Expands Horizons】Big Compilation! Take a look at how high-pressure threaded lock ring heat exchangers are maintained - HCBBS Forum
  59. [Haichuan Engineering News] Wanhua Chemical will build a new plant for producing 2# polyether polyol with an annual capacity of 850,000 tons - HCBBS Forum
  60. 【Sea and River Night Talks】Take a look at which of the technology predictions from 25 years ago have come true - HCBBS Forum
  61. 【Haichuan Teahouse】Is it really a good idea to sleep in on weekends? - HCBBS Forum
  62. Shanxi Blower’s coaxial unit of axial flow compressor, motor, and turbine - HCBBS Forum
  63. 【HaiChuan Civil Engineering Discussion】What are the key inspection points for the water tightness test of concrete sewage pipes? - HCBBS Forum
  64. 【Haichuan Teahouse】Is there going to be a price increase? - HCBBS Forum
  65. 【Haichuan Teahouse】Brain-teasing Series: Big Circle Inside a Small Circle - HCBBS Forum
  66. 【Haichuan Pipeline Construction】What are the reasons for consecutive pores in pipeline submerged arc welding? - HCBBS Forum
  67. 【Major Industrial Equipment in the Chemical Industry】044-World’s Largest SD-Patented Ethylene Oxide Reactor - HCBBS Forum
  68. 【Major Industrial Equipment in the Chemical Industry】121 – Manufacturing of Large-Diameter Hydrocracking Shell-Removal Type High-Pressure Heat Exchangers - HCBBS Forum
  69. 【Pioneer in HaiChuan Chemicals】Chen Qingyun: Over 60 years of research on a single chemical element - HCBBS Forum
  70. What kind of storage tanks require the installation of emergency shut-off valves in the tank? Is this valve made in China? - HCBBS Forum
  71. A must-see list of 36 tips written by locals in Chengdu for first-time visitors - HCBBS Forum
  72. [Haichuan Chemical Salary News] Production cycle for lithium extraction from salt lake brine reduced from 2 years to 20 days - HCBBS Forum
  73. Another major energy and petrochemical group has emerged in China - HCBBS Forum
  74. 【Major Equipment in the Chemical Engineering Sector】098 – Key Valves Used in the Super-large Diameter Pressure Regulating Devices of the China-Russia East Gas Pipeline - HCBBS Forum
  75. 【Haichuan Ingredients Guessing Game】The tender stems resemble bamboo shoots, and they are excellent for making pickled vegetables - HCBBS Forum
  76. 【Haichuan Teahouse】Do you know the United Nations Academy of Sciences? - HCBBS Forum
  77. The project for annual production of 50,000 cubic meters of silicon-based nanofluidized aerogel material has gone into operation - HCBBS Forum
  78. The pattern of basic industrial products will change! The first set in China! Natural gas ethane cracking to make ethylene unit successfully started up at first time - HCBBS Forum
  79. Beifang Huajin successfully completed the pilot-scale experiment on \"high-pressure reactive injection molding of polydicyclopentadiene\" - HCBBS Forum
  80. 【Haichuan Teahouse】What exactly is Sha Heshang carrying on his shoulder? - HCBBS Forum
  81. 【Major Chemical Equipment in a Major Country】099 – Asia’s deepest 300-meter jacket structure, “Haiji No.1”” - HCBBS Forum
  82. 【Haichuan Teahouse】Brain-Training Series: Think First, Then Solve Problems - HCBBS Forum
  83. [Haichuan Hydrogen Energy] The megawatt-class proton exchange membrane (PEM) water electrolysis hydrogen production system developed by the Dalian Institute of Chemical Physics is now operating at full capacity at the **Anhui Electric Power Company’s Hydrogen Comprehensive Utilization Station** - HCBBS Forum
  84. 【Sea and River Night Talks: Five Elements of a High Level of Happiness】 - HCBBS Forum
  85. 【Haichuan Chemical Workplace】If an employee has an accident while outside during sick leave, does the company need to compensate? ? - HCBBS Forum
  86. 【Sea and River Safety Discussion】I keep feeling like something is missing - HCBBS Forum
  87. [Guess what Haichuan Equipment] Why does the hydrocracking unit need a popcorn machine? - HCBBS Forum
  88. Which department is responsible for tracking and distributing the personal protective equipment in your organization? - HCBBS Forum
  89. Structure and features of German 7.63m coke ovens - HCBBS Forum
  90. 【Major Chemical Equipment】009 – Domestic production of axial flow check valves for ethylene plants - HCBBS Forum
  91. 【Haichuan Safety Discussion】Can bundled rebar be cut in this way? - HCBBS Forum
  92. 【Haichuan Teahouse】Is it easier to calculate when the moving point reaches the end? - HCBBS Forum
  93. 【Haichuan Equipment Guessing Game】It looks like a buoy - HCBBS Forum
  94. 【Haichuan Equipment Guessing Game】Very effective against iron shavings - HCBBS Forum
  95. 【HaiChuan Safety Discussion】What seems like proficiency is actually a disregard for safe production - HCBBS Forum
  96. [Haichuan Chemical News] The new 2.16 million tons coking project in Shanxi Gu County has been suspended due to incomplete protection of cultural relics. - HCBBS Forum
  97. 【Ethane Steam Cracking】What are the special material pipes used in ethane steam cracking? - HCBBS Forum
  98. 【Haichuan Equipment Guessing Game】Key equipment for ammonia synthesis; traditionally, these devices are assembled on-site - HCBBS Forum
  99. 【Haichuan Teahouse】Scientists have proven that controlling what you eat can indeed help with weight loss - HCBBS Forum
  100. Performance indicators of paint products -- What is the solid content of paint products? - HCBBS Forum
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