Diagnolab, S.A. de C.V.

Shanghai Zhongke Tongli Chemical Materials Co., Ltd., founded in Feb. 2002, is a joint venture involving Chinese Academy of Sciences and three other companies.

PETROL INSTRUMENTS produces PD flow meters and related products for industrial and custody transfer in Italy.

Harper International manufactures custom thermal processing systems and kilns for precise industrial needs, with over 80 years of experience.