The real estate industry is pulling the economic growth in China in recent years, the pillar industry in China real estate market is the national economic growth has outstanding contribution.
房地产业是拉动我国经济增长的支柱产业，近年来房地产市场更是对我国的国民经济快速增长有突出的贡献。
Difficulty lies in mold design several key parts of the core pulling, this USES a bevel pillar core-pulling mechanism, and side slider pulling mechanism and so on.
模具设计的难点在于几个关键部位的抽芯，在此采用了斜导柱抽芯机构、和侧滑块抽芯机构等。
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