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简体中文Bitumen is usually used in two areas of road construction and insulation. Bitumen, which is obtained from the distillation of crude oil, is called bitumen or distillation bitumen. We Produce Different types of Bitumen with the following Specs:
Bitumen is usually used in two areas of road construction and insulation. Bitumen, which is obtained from the distillation of crude oil, is called bitumen or distillation bitumen. We Produce Different types of Bitumen with the following Specs:
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