recently, gansu province science and technology department announced 2017 provincial scientific and technological innovation enterprise title recognition list, lanzhou blue star cleaning ranks among them.this is the first time that lanzhou blue star cleaning has won the title of provincial scientific and technological innovation enterprise.this appraisal fully affirmed the demonstration leading role played by lanzhou blue star cleaning in the enterprise innovation-driven development strategy, and laid a good foundation for the company to declare the state-level scientific and technological innovation enterprises in the next step.