Room 805, 8/F, Westlands Centre, 20 Westlands Road, Quarry Bay, Hong Kong<br><br>
<a href=" https://www.metrohm.com/zh_cn/company/cn-about-us.html" target="_blank"> https://www.metrohm.com/zh_cn/company/cn-about-us.html</a><br>
<a href="mailto:[email protected] ">[email protected]</a><br>
852-29676552