Ⅰ. Lot number management
  To master the quality of the finished good and the material, we implement the lot number management system. The lot number is printed on the paper box. According to the lot number, you can get detail knowledge of the product, such as the aquatics, purchase date, inspection result, etc.
Ⅱ. The presentation of the lot number
The lot number is composed of 21 numbers or letters, just like this:
YYMMDDAAA4400/MBBBCEEE
YYMMDD――Stands for production date.
AAA――Means the lot serial number on this date.
4400/M―― Represents the register number of a Guangdong aquatics in Japan.
BBB―― Means the register number of the aquatics.
C―― Stands for the possible partial field number of the aquatics.
EEE--- Means the pond number of the aquatics.
　 For example, number 0409250034400/M0012021.
　 When you see this number, you will know that it is the No.003 lot produced on 25 th , Sept 2004 and the live eels come from the No.021 pond, No.2 partial field of the 4400/M001 aquatics, and you also can find out all information about this lot.
　　 Eels purchased are put in holding ponds according to their serial numbers. The batch number that is all the 21 numbers and letters is completed at the freezing procedure on the procedure card which flows with these eels from the slay squad to the package workshop where workers put the batch number on the package box. And then, a batch-number-based statistical management happens at the shipment, including shipment and storage management.
Ⅲ. Online inquiry
　 The consumers can get a better understanding about the safe and sure Longchang brand roast eels by visiting this website: http://www.longchang.com.cn . When entering this website, input the first nine number of the lot number, then click the button “GO” for detail information about the product quality.