 Surveys of Chinese factory managers show a mixed outlook for the world's number two economy, with growth steady but not picking up much momentum. The official purchasing managers index compiled by the China Federation of Logistics and Purchasing remained at 49.5 in June on a scale up to 100. A private sector survey was more optimistic, edging up to 51.8 from 51.7 the previous month. The official PMI for new export orders slipped to 49.4,