Fox will also tour the ancient imperial capital of Xian and China's commercial capital of Shanghai, Zhu said. It is Fox's first trip to China as president.
China needs Mexico's approval to enter the group that sets the rules for world trade.
Negotiations were interrupted in November ahead of Fox's inauguration on Dec. 1. Mexican officials have since said they want to resume talks. Both countries are major exporters, and Mexican officials say they want protection from Chinese goods they say are dumped at unfairly low prices. China wants to conclude its nearly 15-year quest to join the WTO this year, but talks on its bid have stalled since January. A major sticking point is China's insistence that it be treated as a developing country for agriculture with the right to subsidize up to 10 percent of its agricultural output.