Asymtek, a Carlsbad, Calif.-based provider of dispensing, coating and jetting technologies for semiconductor package assembly, printed circuit board assembly, optoelectronics assembly and precision industrial manufacturing, announced it has hired Rich Sales Co. to sell its dispensing and coating products in Mexico. “Rich Sales Company is a natural fit for our Mexican customers,” said Greg Wood, Asymtek vice president of sales and marketing. “They have already proven their ability to provide excellent sales and support services to our customers in Arizona, New Mexico and Costa Rica.”