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"By hammering on each wooden railroad tie, workers can tell how much it has eroded and when to replace them with new ones," Dong said, adding a routine check of the ties is arranged once a month.

"Buying appropriate Christmas gifts is also a difficult annual task for Westerners," he said. "And with the concept of a market economy getting into more and more Chinese minds, bigger and thicker red packets are just something that come naturally. After all, it's easier for people to measure the value of the gift if it comes in cash."

"China is deeply concerned about the current situation and opposes any unilateral action that complicates the situation," he said. "We call upon the relevant parties to exercise restraint, act prudently, and in particular, not take actions that will aggravate tensions."

"China is currently our second-biggest source of inbound tourists, and this is projected to grow to around 800,000 visitors by 2024 ... outnumbering our (Australian) cousins across the Tasman," he said.

"China has a very clear goal to largely develop direct financing," he added.