Mr CHAN Yun-cheung, former Head of the GEO, says that a series of major landslides in the 1970s prompted the Government to especially train up a group of personnel for the slope stabilisation works, and his colleagues were very determined to do their best to protect public safety.

Mr CHAN Yun-cheung, former Head of the GEO, says that a series of major landslides in the 1970s prompted the Government to especially train up a group of personnel for the slope stabilisation works, and his colleagues were very determined to do their best to protect public safety.

Mr CHAN Yun-cheung, former Head of the GEO, says that a series of major landslides in the 1970s prompted the Government to especially train up a group of personnel for the slope stabilisation works, and his colleagues were very determined to do their best to protect public safety.

Mr CHAN Yun-cheung, former Head of the GEO, says that a series of major landslides in the 1970s prompted the Government to especially train up a group of personnel for the slope stabilisation works, and his colleagues were very determined to do their best to protect public safety.