Beijing, December 3 (Youth.cn) - The construction of Huangmaohai Sea-Crossing Passage is completed. The passage starts from Gaolan Port District, Zhuhai City and ends at Doushan Town in Jiangmen City. Its most eastern point is Hongkong-Zhuhai-Macao Bridge, while the most western point is connected to the Xintai-Taierzhuang Highway. The total length of the route is about 31 kilometers. Corresponded with two-way 6-lane highway standard, the planned maximum speed is set to 100 km/h. It is expected to have a 100-year service life. Photo/VCG