December 2020, OPT Petroleum Technologies Co., Ltd was awarded the "High-tech Enterprise" of Shandong by the Science and Technology Department of Shandong Province.
Pulisher：Liu Furen Clicked：154 Publish：2020-12-15 13:56:27 Update：2023-10-18 13:03:22
December 2020, OPT Petroleum Technologies Co., Ltd was awarded the "High-tech Enterprise" of Shandong by the Science and Technology Department of Shandong Province.
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