Okay. The Bidding and Procurement Navigation Network is a website jointly sponsored by six ministries and commissions: the Chinese Academy of Sciences, the National Science and Technology Commission, the Commission of Science, Technology and Industry for National Defense, the National Bureau of Statistics, the Technical Supervision Bureau, and the National Patent Office. The information sources are from government functional departments and design agencies across the country. Institutes, bidding agencies, etc., and there is no fabricated project information. The Bidding and Procurement Navigation Network refers to a website that provides information navigation services such as bidding and procurement. It aims to provide enterprises and individuals with services such as query, release and recommendation of bidding and procurement information in related fields.