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Yunnan construction investment second installation engineering Co., Ltd. was established in August 1958. At the beginning of its establishment, it was under the southwest Construction Engineering Administration of the Ministry of construction and engineering, and now it is under Yunnan Construction Investment Holding Group Co., Ltd.
The course of the company from creation to development and expansion is a road full of difficulties and twists and constantly climbing the peak. Generations of "Er'an people"
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