Inner Mongolia OJing Science & Technology Co., Ltd. specializes in the research, development, manufacture, and sale of high-tech industrial materials and products, primarily focusing on quartz crucibles and related quartz components used in the production of solar-grade monocrystalline silicon rods and wafers. Its core product portfolio includes arc quartz crucibles for Czochralski crystal silicon growth, quartz reinvestors, quartz sheaths, quartz electrode sheets, quartz rings, and quartz liquid level measuring pins. The company also provides silicon material cleaning services, cutting fluid treatment, and comprehensive water treatment solutions, catering predominantly to the photovoltaic and semiconductor industries. Founded in 1999 and headquartered in Hohhot, Inner Mongolia, China, OJing operates production lines mainly in Inner Mongolia and Ningxia, with a total of 24 quartz crucible production lines as of 2025.
Recently, the company has undergone strategic expansion and optimization of its production capacity, including the addition of 8 production lines at its Ningxia quartz crucible project raised through convertible bond financing. OJing has also made progress in its international market penetration, securing contracts in Southeast Asia and Europe, which are projected to contribute significantly to its revenue growth. Its latest financial reports indicate a scale-back in revenues for the first three quarters of 2025 due to market conditions, reporting RMB 353 million in revenue and a net loss attributable to shareholders of approximately RMB 87 million, reflective of operational restructuring and optimization efforts to meet global market demand. OJing remains committed to high investment in research and development, technological advancement, and sustainability initiatives, aiming to improve production efficiency and environmental footprint while expanding its presence in overseas markets.
OJing's business spans Chinese domestic markets and international regions, targeting customers in the solar energy, semiconductor, and related high-tech sectors. The company dedicates substantial resources to R&D to innovate product lines and to enhance material recycling and manufacturing efficiency. Its operations and innovations support China’s renewable energy ambitions and the global semiconductor supply chain. Inner Mongolia OJing Science & Technology Co., Ltd. maintains a strategic focus on operational excellence, product quality, and market diversification to sustain long-term growth in the competitive advanced materials industry.