Dongguan Changping Longchang Toy Factory Training. Dongguan Changping Longchang Toy Factory is a toy production factory under Longchang Group. Before employment, the factory will conduct unified training for employees. Longchang Group, founded in 1964, has developed from a single toy production to diversified products such as intelligence, education and electronic digital. Its products are exported to more than 0/00 countries and regions around the world and enjoy a high reputation at home and abroad.