នៅខែវិច្ឆិកា 29 ដល់ថ្ងៃទី 1 ធ្នូ 2023 រោងចក្រ Shandong Shancai Testing instrument Co.,Ltd/ Laizhou Laihua Testing Insturment Factory មានបំណង Shanghai International Casting/Die Casting/Forging Exhibition Shanghai International Heat Treatment and Industrial Furnace Exhibition in C006, Hall N1...
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