Shandong Yigsanyan Building Materials Co., Ltd. is a large joint-stock system private enterprise with an area of around over 40, 000 square meters. The co***ny has over 260 staff including over 40 people with the senior titles and more than 170 technical personnel with intermediate titles and educacion degrees of university and moderate speciality school or above. The compony has past ISO9001 quality management system certification.
The compony possesses the manufacturings shops with high standards ...
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