Company
Graphite Matrix LLC, based in Boston and backed by JHang Advanced Material Co., Ltd., specializes in high-precision processing and manufacturing of graphite and its derivative products. We collaborate with leading global companies in the semiconductor, new energy, and other high-tech industries, delivering innovative graphite solutions that power the future.
COMPANY PROFILE
Graphite Matrix LLC specializes in high-precision graphite processing and manufacturing, integrating R&D, production, sales, and service. Serving industries such as semiconductors, aerospace, fiber optics, and high-temperature applications, we offer customized graphite solutions using advanced purification and machining technologies.
We hold multiple patents and quality certifications. Our partnerships with industry leaders—including BYD Semiconductor, Naura, Hoshine, and Semisic—strengthen our market position and broaden our technological and business scope, enabling us to better serve customers and advance the industry.
Recognized as a High-Tech Enterprise, we are committed to innovation, precision, and customer-centric service, striving to become a global leader in advanced materials.

The future is our most valued customer
Our specialized graphite and composite materials are highly sought after by industries driving tomorrow’s innovation—including renewable energy, high-temperature processing, and photovoltaics. We also serve semiconductor and optical fiber manufacturers while developing cutting-edge solutions for diverse chemical and industrial applications.
We are more than just a material manufacturer—we are innovators and development partners. Driven by customer needs, we provide reliable solutions backed by deep expertise in materials, engineering, and application integration. Our offerings span the full value chain, from raw materials and intermediates to finished components, enabling us to deliver precise, customized solutions—from concept to fine components.
Many of our innovations are built on graphite. As the foundation of our expertise, graphite is not just a material—it’s a game-changer. Just as graphite’s unique structure enables strength and adaptability, Graphite Matrix embodies these same qualities. We build strong partnerships, collaborate closely, and deliver tailored solutions that reflect our commitment to Engineered Excellence.
OUR CUSTOMER
SMIC
A leading semiconductor foundry offering IC manufacturing services from 350nm to 7nm nodes.
BYD Semiconductor
Specializes in power semiconductors and intelligent driving chips for EVs and energy systems.
San’an Optoelectronics
China’s largest LED chip maker and a leader in GaN and SiC compound semiconductors.
NAURA
Provides semiconductor equipment for etching, PVD, oxidation, diffusion, and cleaning processes.
YPERSICS
Supplies SiC substrates and epitaxial wafers for high-frequency and high-power electronics.
SEMISiC
Focuses on high-quality SiC crystal growth for next-generation power electronics.
Tankeblue
A recognized SiC wafer producer known for quality and innovation.
Hoshine Silicon
One of the world’s largest producers of industrial and electronic-grade silicon materials.
More Info
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