1.
The county grade Donglai chemical agent research center was founded in 2002;
Municipal Donglai chemical agent research center was founded in 2004.

2.
A, In November, 2003, the BZ204 Ba/Zn liquid heat stabilizer series and CZ 819 Ca/Zn liquid heat stabilizer series passed the provincial new product evaluation of provincial technology division.
B, In 2004, TL-863 rare earth tin complex heat stabilizer was successfully developed after 2-year-research.
C, The underbrush of alkali aluminum/ magnesium carbonate complex calcium/zinc products was completed. In 2005, it entered pilot scale period and finished 10,000 ton annual capacity production equipment.