Greatchem is an international co***ny active in oil drilling chemicals, food additives, anti-freezing chemicals, and other related chemicals.we're registered supplier to Saudi Aramco.
Located in Qingdao city Shandong province China, Qingdao Great Chemical Inc. is one of the top chemical suppliers and has been concentrating on enhancing updated products by applying new technology, providing a superior level of service to the clients, and focusing on protecting the environment.
We are currently ...
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