The Tamil National Aliance met with Chinese Embassy officials in Colombo and discussed Tamil concerns about China's support to the government.
Speaking to The Hindu, TNA member Mavai Senathirajah, said,
“We met Chinese Embassy officials on Monday and explained to them our concerns over Chinese help to the Sri Lankan army in the north.”
The TNA members informed the Chinese diplomats that the land that they were constructing on was Tamil land, which had been appropriated by the Sri Lankan government.
The TNA briefed them on their view and requested China to take the sentiments of Tamils into consideration when dealing with the Sri Lankan government.
See here and here for concerns raised recently by the TNA regarding the Sri Lankan government.