TSL(Topseller Chemicals Company Limited ) a proprietary company attached to  Shandong Chunlong Group was established in 1990.Located inYantai ,Shandong province TSL has a distance of 1800 kilometres from Qingdao Port ,100 kilometres from Yantai Port and 6kilometres from Longkou Port ,enjoying the advantage of traffic .Today ,TSL has 560employees and takes over 10 thousands square meteres from which 20thousands quare meteres is for storage .By now ,TSL has two sets of production machines ,which could produce 80 thousand ton powder by high tower spraying and 20 thousand ton concentrated powder,respectively. Every year 100 thousand ton specialized detergent of top grade ,meduium,or low-end is produced.TSL is the only one specialized large-scaled complexed scour for production in the area of Qingdao Yantai and Weihai.

TSL had passed ISO9000 ; 2000 , holding advanced technology and production equipment.We depend on strictly quality control, perfect after-service,as well as paying attention to brand developing, to offer OEM service actively for customers in or out of the country .From 1998 ,we has offered production processing with labels for several famous brands in China,such as LIBY QIQIANG etc.

Our company has been trying our best to offer high quality service for customers in or out of the country, which are as follows:

1.We offer unique OEM processing service, according to the samples and technology standard that customers wanted. According to the different requirements for environment protection by different countries or aeras,we could offer two kinds of detergent with or without phosphor ,with the density from 0.28g/ml to 0.80g/ml,and packing specification from 35 g to 550 kg..

2.In churchyard of China, we could purchase a series of washings such as fancy soap, clothing soa, plotion, dish soap and so on ,and raw materials of detergent for customers, like Sulfonic Sodirm Carbonate,Sodium Sulphate Zeolite,STPP,Essence etc.

3.Chunlong Plastic-packing Company, another allied company of Chunlong Group,could provide all-sided service like pattern-designing, edition-making, producing of underpacking of the detergent(PE,PET/OPP)

We sincerely welcome customers of internal or international come to our plant for visiting and cooperation.