Due to technical reasons, some amendments were not incorporated into the final version of the above article. They included (highlighted in bold):

1) p. 4, footnote 12:

Comparing the survey dataset with the graduate dataset based on key variables including age, gender, provinces, administrative ranks, working sectors, etc., the former was found to be representative of the latter.

should read

Comparing the survey dataset with the graduate dataset based on key variables including age, gender, provinces, administrative ranks, working sectors, etc., the former was found to be representative of the latter. The authors strictly followed research ethics by keeping the personal information anonymous and confidential, and using the data only for this article.

2) p. 7:

Even at the height of heated debates over the South China Sea, the People's Daily still considered Singapore as a “Master Teacher (jiaoshi ye 教师爷)” for domestic socioeconomic developments in China, which should still “humbly take heed of suggestions and criticisms from outside including Singapore.”

The reference for this quote should be Xia Ke Dao 2016.

3) p. 24:

The reference

Xia Ke Dao. 2016. “Nanhai shui taishen, xinjiapo ni jiu buyao xia jiaohe le” (The issue of South China Sea is so complicated that Singapore should not be overly involved in), Global Times, 29 September.

should read

Xia Ke Dao. 2016. “Nanhai shui taishen, Xinjiapo ni jiu buyao xia jiaohe le” (The issue of South China Sea is so complicated that Singapore should not be overly involved in it), Renmin ribao (People's Daily), 29 September.