1. Roll press machine manufacturers (Japan) – Japanese manufacturers produce roll press machines for lithium-ion battery electrode plates with roll diameter φ500, dimensions 300-650mm plate width. Precision rolling accuracy for battery manufacturing applications. Price range 50-100 million yen. Website: https://mono.ipros.com -3

  2. ATAIRAC ENGINEERED PRODUCTS INC CHINA – Sino-French cooperation enterprise with over 100 years technical collaboration. Produces series High Pressure Roller Mill for crushing and grinding applications. 300,000m³ production base with nearly 1000 professionals. Holds 61 patents, exports to dozens of countries. Website: https://www.cccme.cn -4

  3. FLSmidth – Danish engineering company offering high pressure grinding rolls (HPGR) for mining and cement industries with operations in China. Website: https://www.flsmidth.com

  4. Metso Outotec (China) – Global leader in mineral processing offering HRC series high pressure grinding rolls for energy-efficient comminution. Website: https://www.mogroup.com

  5. KHD Humboldt Wedag – German company with presence in China, offering high pressure grinding rolls for cement and mineral processing applications. Website: https://www.khd.com

  6. Thyssenkrupp Industrial Solutions – German engineering company offering POLYCOM high pressure grinding rolls for cement and mining industries. Website: https://www.thyssenkrupp.com

  7. Weir Group (China) – Global engineering company offering Enduron® high pressure grinding rolls for mining applications. Website: https://www.global.weir

  8. CITIC Heavy Industries Co., Ltd. – China's largest mining machinery manufacturer producing large-scale high pressure grinding rolls for cement and mining industries. Website: https://www.citic-hic.com

  9. Sinoma International Engineering – Produces roller presses for cement grinding and mineral processing applications. Website: [Contact via industry channels]

  10. Jiangsu Pengfei Group – Manufacturer of roller presses for cement plants and industrial grinding applications. Website: http://www.pengfei.com.cn