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"Coral reefs are becoming more and more vulnerable and the coral reef systems need more and better protection. The mission is important and I will keep on doing my duty, bit by bit," said Chen, adding that he has given a number of lectures to local fishermen.

"China, bilaterally and through the Forum on China Africa Cooperation, has been undertaking fruitful economic partnership aimed at achieving sustainable economic development in the African continent," the statement quoted Gebeyehu as saying.

"China's contribution to restoring those ruined temples has not only ensured the safeguarding of the Angkor monuments, but also helped attract more and more Chinese tourists to the site," the professor said.

"Currently, we are still collecting inquiries from our member companies," Chan said. "But we have already booked 150 square meters of area for exhibition for next year's event."

"Coalbed methane, as an unconventional type of natural gas is recognized as clean energy," said Hao Pengcheng, a Shanxi-based engineer of PetroChina. "It is significant to Shanxi's energy revolution given its rich reserves and sophisticated exploitation system."