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"For years, China has been investing in major S&T (science and technology) fields, such as infrastructure, high-speed rail, aerospace and biological technology. It is time to reap the fruit," said Zhang Ping, a Peking University professor who specializes in intellectual property.

"First, they are in no position to do so. Second, what they said makes no sense and third, they have no audience," Wang told reporters at a regular news briefing in Beijing.

"For the time being, the production efficiency has increased by 30 percent compared to the early start of the resumption, and daily capacity is expected to go back to normal soon," said Li Feng, vice chairman of the company, who also serves as stand-by line staff amid the epidemic.

"Governments around the world, particularly China, the United States, and UK, have taken unprecedented steps to legislate against the ivory trade," he said. "But, as the ivory market is closing down in some countries, it is being displaced elsewhere."

"For sellers, the average price is not rising as fast as it used to. Sellers would think they might yield higher returns when the price grows further," said Yang.