major Asian markets was China's Shanghai Composite Index, which added 0.2 percent to 2,433.13.
China's economy is limping out of its deepest slump since the 2008 global crisis but optimism has been tempered by warnings the recovery could be threatened if trade or investment weakens.
A business group, the China Federation of Logistics & Purchasing, said its index of service industry activity rose marginally to 56.2 in January from 56.1 in December. The measure of new orders declined, which ``casts doubt on the strength of the recovery in the service sector,'' said Nomura economist Zhiwei Zhang in a report.
In other markets, the euro was flat at $1.3519, losing early gains after French President Francois Hollande said eurozone governments should help control the value of their shared currency.
The dollar rose 1 percent against the Japanese yen, to 93.27.
Elsewhere, the benchmark crude oil contract for March delivery rose 67 cents to $96.84 per barrel in electronic trading on the New York Mercantile Exchange.