Apex domains cannot have CNAME records.
Question and response
Question
dig hichina.com. NS
Answer
hichina.com. 4 NS ns2.hichina.com.
hichina.com. 4 NS ns1.hichina.com.
Authority
The response has no authority records.
Additional
ns1.hichina.com. 4 A 39.96.153.43
ns1.hichina.com. 4 A 39.96.153.63
ns1.hichina.com. 4 A 47.118.199.203
ns1.hichina.com. 4 A 47.118.199.213
ns1.hichina.com. 4 A 120.76.107.43
ns1.hichina.com. 4 A 120.76.107.63
ns1.hichina.com. 4 A 139.224.142.113
ns1.hichina.com. 4 A 139.224.142.123
ns2.hichina.com. 4 A 39.96.153.44
ns2.hichina.com. 4 A 39.96.153.54
ns2.hichina.com. 4 A 47.118.199.204
ns2.hichina.com. 4 A 47.118.199.214
ns2.hichina.com. 4 A 120.76.107.44
ns2.hichina.com. 4 A 120.76.107.54
ns2.hichina.com. 4 A 139.224.142.114
ns2.hichina.com. 4 A 139.224.142.124
ns1.hichina.com. 4 AAAA 2408:4009:501:0:0:0:0:5
ns2.hichina.com. 4 AAAA 2408:4009:501:0:0:0:0:6
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0