The fourth round of six-party talks on the Korean Peninsula nuclear issue continues close-door meeting in Beijing on July 27, the second day of the negotiation.

Negotiators will have a plenary session in the morning and bilateral talks will be held in the afternoon, sources said.

At a press briefing Tuesday afternoon, Qin Gang, spokesman for the Chinese delegation, said the resolving of the nuclear issue is a "complicated" process, and that it is hard to predict what results can be achieved.

The duration of the talks depends on how the talks are going on, said Qin.

Chinese Foreign Minister Li Zhaoxing, at the opening ceremony Tuesday morning, urged all the negotiators to show flexibility and take a pragmatic attitude to seek "positive progress".

The talks, involving China, the Democratic People's Republic of Korea (DPRK), the United States, the Republic of Korea (ROK), Russia and Japan, started at 9:00 a.m. Tuesday, with a plenary meeting held in the morning and direct contacts between the delegations in the afternoon.

Heads of the six delegations are Wu Dawei, Chinese vice foreign minister, Kim Kye-gwan, deputy foreign minister of the DPRK, Sasae Kenichiro, director-general of the Asian and Oceanian Affairs Bureau of the Japanese Foreign Ministry, Song Min-soon, the ROK's deputy minister of foreign affairs and trade, Alexander Alexeyev, Russian deputy foreign minister, and Christopher Hill, assistant secretary of state for East Asian and Pacific Affairs of the United States.

Source: Xinhua