The open policy mean that our country i open to invetment, trade and technical and economic cooperation with other countrie on the bai of equality and mutual benefit. The purpoe of open policy i to acquire advanced technology, management kill to erve our ocialit contruction o a to promote the realization of the four modernization. We mut adhere to the open policy. Becaue economic relation between tate today have become increaingly cloe, and no country can poibly advance behind cloe door. Only in thi way, can we gradually cloe the gap between our country and the developed countrie. Through the implementation of policy, we can learn advanced technology and managerial expertie from abroad; make full ue of the foreign capital to et up great enterprie; aborb ueful and healthy idea and new knowledge of the modern civilization; and broaden our view and raie our level of competence.