Luoyang Lutong heavy industry machinery Co., Ltd which is located in the Airport Industrial Zone Luoyang city, the company was established in 1990, which is covered in three hundred thousand square meters, fixed assets of Five hundred and thirty-six million yuan, workers 1150 people. A variety of processing equipment more than 12000. Have development and production capacity for road roller, motor grader, tractors, wheel loaders, excavators and other series of machinery.
Optolong Optics Co., Ltd is the brand owner of optolong who is a manufacturer of astronomy filters, fluorescence filters. We also offer other interference filters like UV filters, visible filters and Near inferred filters, beam splitter, anti-reflection coating and optical mirrors as a OEM service.
Shenzhen Nano Macro Photonics Technology Co., Ltd. (NMOT) is a professional optical technology solutions and production of filter manufacturer. Our optical factory produces a wide variety of Optical components, including Silicon lenses, Germainium lens, IR filter, and windows trans-infrared panels etc. Each Optical filter product is available in a range of sizes or focal lengths for a wide variety of application needs
1. CRUKING Engineering Equipment offers variety of products which can meet your multifarious demands. We adhere to the management principles of "quality first, customer first and credit-based" since the establishment of the company and always do our best to satisfy potential needs of our customers. Our company is sincerely willing to cooperate with enterprises from all over the world in order to realize a win-win situation since the trend of economic globalization has developed with anirresistible force.