求翻译：The national flag zipper company was founded in 1983, is located in the pearl river delta of guangdong lychee plant-shenzhen floor village mandarin hill industrial park. The company set research and development, the production, the sale is a body, the company covers an area of 40000 square meters, the staff of nearly 600 people. Since the company established the constant development and expansion, the annual production capacity of over 200 million yuan.是什么意思？

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