Spectra Technology Inc. is a branch of Ming Hui International Ltd.(China) in California, USA. Ming Hui chemical covers over 60,000M2 workshop, works up to 100 employees, annual production capability is more than 10000mt per year. MING HUI international is the organization of exclusive manufacturing and export&import colorants involved into plastic, ink, paint and textile. Major products are as follows: 1) Organic / Inorganic pigments 2) Effect pigments -Daylight fluorescent pigments -Phosphorescent pigments -Photochromic Pigments -pearlescent pigments, glitters powders 3) Solvent dyes (for transparent coloring) 4) color matching service and new innovations in color