For the timely issuance of Stock Index Futures, attention should be paid to the following aspects: to select authoritative index as standard, to make a careful study on the risk types and to attach importance to institutional innovation and technological innovation.

The decision of stepped type of parting line,design of vertical slot gate runner system,pre-replacement ejecting mechanism and insertion structure were described.

Through analyzing the technologies of clamp ferrule,the work principles of shaping mould structure and ejecting mechanism were introduced.

The structure design and working process of an injection mould for the component were stated; especially were the ejecting mechanism of the mould and the drive system for automatically sequential installation of inserts.

The die-casting mould is an important equipment by which die-castings can be produced and its stripping mechanism is the executive one which can ejects the castings from the molding components.

Firstly,the conflict of the aircraft push process was analyzed.