Chinese and French scientists in Guangxi Territory have discovered 420m  sinkhole PCB separator manufacturers share

1. Donglan learned Hechi City, China and expedition experts from France recently around the geological resources of East Portland conducted the first joint expedition, detecting underground cave length of 16.5 km and found a depth of over 400 m days pit for domestic rare

2.3 On 3 May, about to enter the sinkhole adventure expedition staff.

3. The 16.5 km-long underground cave, there is a depth of over 400 meters sinkhole.

4. The plants grown in the sinkhole.

5. The scale of the sinkhole for domestic rare.

6. freshwater fish found in the sinkhole.

7. The sinkhole in Guangxi Hechi City Donglan.

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