With a total length of 55 km and a total investment of 126.9 billion RMB, the Hong Kong -Zhuhai Macao- Bridge and tunnel are world-famous for its super large construction scale, unprecedented construction difficulty and frontier construction technology. As a cross-border channel connecting Guangdong, Hong Kong and Macao, it is regarded as the "backbone" of the interconnection of Guangdong, Hong Kong and Macao. It can effectively open up the internal traffic network of the bay area, so as to promote the efficient flow and allocation of innovative elements such as people flow, logistics, capital flow and technology flow, and promote the construction of Guangdong, Hong Kong and Macao Bay Area into a more dynamic economic zone, a high-quality living circle and an inner city suitable for living, business and tourism to build a high-level international Bay area and world-class urban agglomeration.

A total of 800kvar SFR-M intelligent capacitor power bank has been used in this project. The expected effect has been achieved.