n.计时沙漏
As a professional sand timer design and manufacturing company, Guangzhou Haoda Arts& Crafts Company has a strong development team and large production capacity. 广州市浩达工艺礼品厂专业于计时沙漏工艺礼品的设计开发和生产制造，拥有强大的研发部门和生产实力。
