Chinese Premier Wen Jiabao arrived in Seoul on April 10 (Beijing local time) for a two-day visit. This trip to South Korea is the first visit by a Chinese premier in seven years. See this article for more detail.
It seems the talks are centered on the issues of denuclearization in North Korea and of trade between China and South Korea. But I hope the leaders of the two countries would have some talks on more cultural cooperation. Such as more Korean scholars being allowed to research on the Koguryo tombs.