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Good quality can protect our customer's benefit, also our reputation, so we keep offering customers good quality products and professional service. 
Our laboratories are equipped with advanced experimental equipments and have long term good cooperation relations with Ningbo university and research insitutes such as Shanghai chemicals researching institue.
Each lot of the sample or pre-shipment sample is recorded with detail information for each customer.
Feedback from customer is recorded so as to serve customer demand properly.
Test result of each goods and shipment details is recorded specially for customers.
Certain products are recorded for customers to match their special requirements.
Keep record for customer who needs goods from several adviced suppliers.