Established in 1982 by Mr. J. S. Hong, with over 12 years working experience with Dow Chemical Pacific Ltd. in management of sales and marketing. Reliability and a high reputation are earned from its customers through highly rated customer oriented services. Standard Rich Development Ltd. primarily digests Essential Oils and Aromatic Chemicals business under the same management control of Y. S. Trading Ltd. Y. S. Trading Ltd. is a member of Pine Chemical Association (PCA), Altanta, Ga., U.S.A.