Hwapeng ចូលរួមសន្និសីទ និងពិព័រណ៍លោហៈ Nonferrous លើកទី 10 នៅ Krasnoyarsk ប្រទេសរុស្ស៊ី

5Hwapeng-ចូលរួមសន្និសីទ-10-Nonferrous-Metal-Conference-and-Exhibition-in-Krasnoyarsk-Russia-1
5Hwapeng-ចូលរួមសន្និសីទ-10-Nonferrous-Metal-Conference-and-Exhibition-in-Krasnoyarsk-Russia-3
5Hwapeng-ចូលរួម-សន្និសីទលើកទី 10-Nonferrous-Metal-Conference-and-Exhibition-in-Krasnoyarsk-Russia-4
5Hwapeng-ចូលរួមសន្និសីទលើកទី 10-Nonferrous-Metal-Conference-and-Exhibition-in-Krasnoyarsk-Russia-6
5Hwapeng-ចូលរួមសន្និសីទ-10-Nonferrous-Metal-Conference-and-Exhibition-in-Krasnoyarsk-Russia-7
5Hwapeng-ចូលរួមសន្និសីទ-Nonferrous-Metal-Conference-and-Exhibition-The-10th-Nonferrous-Metal-Conference-in-Krasnoyarsk-Russia-8
5Hwapeng-ចូលរួមសន្និសីទ-Nonferrous-Metal-Conference-and-Exhibition-The-10th-Nonferrous-Metal-Conference-in-Krasnoyarsk-Russia-9
5Hwapeng-ចូលរួម-សន្និសីទលើកទី-10-Nonferrous-Metal-Conference-and-Exhibition-in-Krasnoyarsk-Russia-10