Recently,Taizhou Tonhe Flow Control Co.,Ltd awarded the Certificate of Enterprise Credit Grade by Taizhou Bank. In the modern market environment,integrity is crucial to the operation and development of an enterprise. By knowing, bank credit rating is divided into 3 grade as A,B and C. AAA means the bank appraises more than 90 points of enterprise credit, asset-liability ratio,interest repayment rate and maturity credit repayment rate are all in full points. Cash flow indexes must not be less than 5 points, if anyone of them is not able to reach the requirements, the most can be awarded as AA.