The mainland's gold imports from Hong Kong climbed 59 percent in March, according to export data.
Controversy surrounding "double negative" babies took new twist, with HK agreeing to allow mainland women married to HK people to give birth at private hospitals.
Shenzhen will push for a cross-border yuan lending pilot project this year that will allow banks in Hong Kong and Shenzhen to lend the currency directly to clients in the opposite city.
More and more wealthy people on the mainland are trying to buy properties in Hong Kong.
Wealthy people in Hong Kong favor yuan-denominated assets over property or other investments, according to a survey released by Citibank.
Hong Kong should count on inbound tourism and closer cooperation with the Chinese mainland to support its economic growth, which is forecast to slow significantly during the year due to a slump in exports, experts said.
Even as they continued to benefit from the mainland's robust economic growth, Hong Kong's richest people saw their wealth shrink last year in tandem with the sagging stock market.
The central government has pledged to provide enough safe agricultural products to Hong Kong and Macao during the Spring Festival.