Is Shaanxi Yinguan Investment Holding Group Co., Ltd. a liar?

No. Shaanxi Yinguan Project Management Co., Ltd. was established on February 6, and its legal representative is Ma Yinxia. The business scope of the company includes: project management, engineering supervision, municipal engineering, chemical and petroleum engineering, water conservancy and hydropower engineering, electric power engineering, highway engineering, civil air defense engineering, electromechanical equipment installation engineering, communication engineering, computer network engineering, forestry and ecological engineering design and construction.