Guangzhou Lepu Machinery CO., LTD strictly selects the raw materials of cartridge type mechanical seal-single spring mechanical seal. We constantly check and screen all incoming raw materials by implementing an Incoming Quality Control - IQC. We take varies measurements to check against collected data. Once failed, we will send the defective or substandard raw materials back to suppliers.. We differentiate ourselves by enhancing the awareness of Lepu brand. We find great value in enhancing brand awareness on social media platforms. To be most productive, we establish an easy way for customers to connect to our website seamlessly from the social media platform. We also quickly respond to negative reviews and offer a solution to the customer's problem.. In order to deliver satisfactory service at Lepu Machinery, we have employees who really listen to what our customers have to say and we maintain a dialogue with our customers and take note of their needs. We also work with customer surveys, taking into consideration the feedback we receive..