Zhongshan social security card transferred to Zhuhai

After social security moved to Zhuhai, you renewed your social security in Zhongshan, and you need to get a social security card from Zhongshan. The original social security card in Zhuhai was invalid, because your social security account in Zhuhai was cancelled after the social security moved.

Further reading: How to buy insurance, which is good, and teach you how to avoid these "pits" of insurance.