TIANJIN, May 8 (Xinhua) -- Chinese Vice Premier Zhang Dejiang urged enterprises to contribute to industrial growth by bringing central government's guidance of boosting domestic demand into full play.

    Zhang made the remark during his visit to 13 enterprises in the machinery, light industry, petrochemical, textile, auto and other sectors as well as ports, in Tianjin Municipality from May 7 to 8.

    Zhang said positive signs had been seen in the country's industrial sector, but there were still challenges ahead.

    He underscored firm implementation of the central government policy to ensure economic growth, boost domestic demand and enhance industrial upgrading.

    He encouraged enterprises to seek to produce products that would meet market needs and expand both domestic and international markets.

    Enterprises should improve their management and push forward innovation and structural adjustment, he said.