The official Xinhua News Agency said a landslide had buried 33 buildings in Shenzhen’s Hengtaiyu industrial park, in the city’s northwestern Guangming New District, a major manufacturing center in Guangdong province across the border from Hong Kong.
AP reported that at least 91 people were missing by Monday, however no deaths were reported.
The official China Central Television (CCTV) broadcaster reported that a nearby section of China’s major West-East natural gas pipeline had exploded.
Typhoon Rammasun, also known as Typhoon “Glenda,” is set to strike the Bicol region in the east of the country at 6:00pm (1000 GMT), with Manila and other heavily populated areas also expected to be hit early Wednesday, the state weather service said.
It will bring very strong wind with center winds of 120 kilometers per hour and gusts of 150 kilometers an hour.
The strong wind is expected to topple trees and electric poles, and may even rip roofs off poorly constructed houses.
The typhoon had a diameter of 500 kilometers and will cause a large amount of rain that could cause flash flooding and landslides.
People living in coastal areas in the Provinces of Catanduanes, Sorsogon, Camarines Norte, Camarines Sur, Albay and Northern Samar that is threatened by storm surges were ordered to evacuate their homes.
Schools in several cities were closed and about 50 domestic flights and four international flights have been cancelled, along with ferry services.
The landslide heaved houses off their foundations, toppled trees and left a gaping cavity on what had been a tree-covered hillside.
More than 100 properties were hit by the mudslide.
Seattle Times newspaper reported that many warnings had been issued about the area where the disaster.
In 1999, a report was filed to the U.S. Army Corps of Engineers highlighting “the potential for a large catastrophic failure”.
Search crew workers were forced again to briefly retreat on Monday from the western edge of the slide area after movement was detected along a 1,500-foot (460-meter) stretch of earth.
There is fear of flooding as water levels rose behind a crude dam of mud and rubble that had been dumped into the North Fork of the Stillaguamish River by the slide in an area along State Route 530, about 55 miles northeast of Seattle, in the Pacific Northwest state.