TCM intervention
OtherDrug: Particle of compound Chinese herbs(produced by San_jiu Medical & Pharmaceutical Limited Company, Guangzhou, Guangdong Province, China), mixing with boiled water, free of decoction, taken orally, twice a day, for two months.
One tablet placebo of Tibolone (provided by San_jiu Medical & Pharmaceutical Limited Company, Guangzhou, Guangdong Province, China, once every two days, taken orally, for two months.
Behavioral: TCM emotion treatment: made under the guide of TCM theory, administered by qualified TCM physician, for three times in two months.