Common use of Research and Development Expenses Clause in Contracts

Research and Development Expenses. Research and development expenses was RMB3.6 billion (US$0.5 billion) for the second quarter of 2020, as compared to RMB3.7 billion for the second quarter of 2019.

Research and Development Expenses. Research and development expenses was RMB3.6 RMB16.3 billion (US$0.5 2.6 billion) for the second quarter full year of 20202021, as compared to RMB3.7 RMB16.1 billion for the second quarter full year of 20192020.

Research and Development Expenses. Research and development expenses was RMB3.6 RMB4.1 billion (US$0.5 0.6 billion) for the second fourth quarter of 20202021, as compared to RMB3.7 RMB4.5 billion for the second fourth quarter of 20192020.