(Yicai Global) Nov. 20 -- China's central bank, the People's Bank of China (PBOC), injected a net CNY20 billion (USD 3.02 billion) into the financial system via an open market operation today, following a withdrawal of CNY10 billion Friday.

PBOC conducted a seven-day reverse repurchase of CNY70 billion today, with a 14-day reverse repo of CNY20 billion and a 63-day reverse repo of CNY10 billion, against the maturing of a CNY80-billion previous reverse repo.

The seven-day reverse repo bid rate was 2.45 percent, while the 14-day rate was offered at 2.60 percent and the 63-day rate was set at 2.90 percent, all unchanged from the previous open market operation.

The overnight Shanghai Interbank Offered Rate (SHIBOR) was 4.80 basis points up to 2.7860 percent, ending a drop for three days in a row.

The SHIBOR for one-week loans dropped 0.60 basis points to 2.8590 percent, while the three-month term rate still rose 2.06 basis points to 4.6222 percent.