Summary Summary Companies State firm' shares have outperformed the broad market this year Beijing urges revaluation of previously overlooked state sector Fund managers launch more products targeting the sector Some worries remain about whether the rally will be sustained SHANGHAI/HONG KONG, April 21 (Reuters) – Chinese asset managers are rushing to launch funds to woo investors into state-owned firms, whose shares have surged this year as Beijing pushes the market to revalue the previously overlooked state sector. Shares of state-owned enterprises (SOEs) have risen sharply since November, when top securities regulator Yi Huiman called for a new model to price…