Innovation-driven, infinite R&D
CHAM continues to seek major innovations in battery design, production line design, and data factories, and is committed to becoming a technology enterprise that gains global trust and serves every corner of the world with safe and inclusive energy technology.
We strive to make every subtlety specialized and quantify everything that can be quantified
More than 20 years of industry experience, and 7 launches of high-capacity lithium-ion batteries for mass production in China
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60%
Master+ degree
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CNAS
Laboratory
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2
Specialized trial-man ufacture lines
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490+
Core technology patents
R&D Collaboration
CHAM has established in-depth cooperation with universities, research institutes, multinational corporations and upstream and downstream leading enterprises for coordinated development
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Industry-university-research-application integration
CHAM cooperates with the Organization Department of the CPC Central Committee and Central South University on the postgraduate program in chemical engineering and technology, development of new products and technologies and cultivation of top technical talents to promote in-depth industry-university-research-application integration.
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Interaction with leading raw material companies
CHAM has established partnerships with a number of raw material companies, such as Shanshan, Tinci and BTR, and set up joint laboratories to address the challenges faced in the development of lithium-ion materials, develop targeted design solutions and promote industrial development.
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Technology development in cooperation with research institutes
CHAM has cooperated with a number of research institutes including Songshan Lake Materials Laboratory, Shenzhen Institute of Computing Sciences, and Tianmu Lake Institute of Advanced Energy Storage Technologies of Chinese Academy of Sciences in developing advanced energy storage technologies according to the national strategy of "Carbon Peak and Carbon Neutrality" to promote the sound development of China's new energy industry.
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Strategic cooperation
CHAM has cooperated with SPIC Yunnan International Power Investment Co., Ltd. in conducting new energy technology innovations, expanding the industrial chain, sharing resources and giving play to complementary advantages. CHAM has established in-depth cooperation with Siemens on digital factories and high-quality development to enhance product quality and market competitiveness.
Leading Technology
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01Ultra-high-energy-density ternary lithium-ion battery technology
1）7 launches of high-energy-density lithium-ion batteries for mass production in China, as well as the mass production of 270 WH/Kg (18650-3.45 Ah) long-cycle power lithium-ion batteries.
2）Development of the platform that can store 300 WH/Kg and achieve the energy density of 280 WH/Kg combined with fast charge technology.
3）Supply of high-performance products and individualized solution design.
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02High-rate, high-energy-density technology
1）CHAM has realized the mass production of the batteries with 30 A ultra-high current discharge capability for tools.
2）The products cover scenarios with high power requirements.
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03High-energy-density, ultra-long-cycle cylindrical lithium iron phosphate battery technology
1）The cylindrical lithium iron phosphate batteries have a capacity of over 5000 cycles at normal temperature.
2）Energy density for mass production is up to 160 WH/Kg, and the platform can reserve up to 190 WH/Kg.
3）The batteries with high safety apply to special scenarios.
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04Sodium-ion battery technology
1）The batteries excellent low-temperature performance, rate capability and cost performance.
2）The batteries can meet the requirements of multiple application scenarios.
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05Ultra-low internal-resistance full-tab large cylindrical battery technology
1) New structure design and welding process are applied to reduce internal resistance.
2) The internal resistance is equivalent to that of square batteries.
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06High-voltage electrolyte technology
1）Electrolyte component design is optimized for high-voltage material systems.
2）The voltage operating range of the battery is widened.
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07High-safety quasi-solid-state battery technology
1）Solid-state electrolyte materials are introduced to reduce the content of organic electrolyte.
2）The batteries have passed several extreme safety tests.
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08Low-temperature fast charge technology
1）5C-storage fast-charge technology for 80% charging in 10 minutes.
2）The batteries support charge and discharge at low temperature.
3）The batteries have a long cycle life.
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09Military-grade battery technology
1）Reserve lithium-titanate batteries and ternary wide-temperature-range battery technology.
2）The batteries have a wide operating temperature range and have passed safety tests.
3）They provide power supply for the military industry.
Innovation is our gene
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01
Smart Battery Management System (BMS) Technology
1) Ensures safe, flexible expansion with automatic parallel networking, SOP management. & loop current control;
2) Supports remote WiFi/4G monitoring;
3) Cloud-based full-time equalization; single-cell imbalance ≤30mV;
4) Cloud-coordinated SOC & SOP corrections;
5) Intelligent warnings for single cell degradation, abnormal internal resistance and electrolyte leakage.Smart Battery Management System (BMS) Technology
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02
System thermal management technology
Go through the design, simulation, correction, and verification processes to accurately verify the heat flow of the energy storage system to ensure the safety and extend the service life of the system.
System thermal management technology
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Intelligent manufacture
CHAM has invested in the construction of intelligent automated production bases integrating "intelligent production lines, intelligent warehousing and intelligent logistics" in several cities including Dongguan, Suzhou and Mianyang. Based on the concept of lean manufacturing, we are committed to building smart factories in which all scenarios, connections, and processes are integrated.
Intelligent manufacture
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Energy storage cloud platform technology
The energy storage cloud integrates equipment, site, energy and operation management, and supports the access and unified control of energy storage, photovoltaic and charging devices. It configures optimal charge/discharge strategies based on capacity, electricity peak-valley pricing, and load demand analysis for efficient operation. Its distributed deployment handles online maintenance for millions of devices simultaneously.
Energy storage cloud platform technology
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Energy management and coordinated control technology
The intelligent EMS, an innovative product that integrates the functions of third-level architecture BMS and energy storage EMS, supports the management of battery stacks, energy, devices and data, as well as the human-machine interface (HMI) function. It can satisfy the needs of energy storage power stations for real-time monitoring, diagnosis & warning, panoramic analysis and advanced control, ensuring safe, reliable and stable station operation.
Energy management and coordinated control technology
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01
Smart Battery Management System (BMS) Technology
1) Ensures safe, flexible expansion with automatic parallel networking, SOP management. & loop current control;
2) Supports remote WiFi/4G monitoring;
3) Cloud-based full-time equalization; single-cell imbalance ≤30mV;
4) Cloud-coordinated SOC & SOP corrections;
5) Intelligent warnings for single cell degradation, abnormal internal resistance and electrolyte leakage.Smart Battery Management System (BMS) Technology
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02
System thermal management technology
Go through the design, simulation, correction, and verification processes to accurately verify the heat flow of the energy storage system to ensure the safety and extend the service life of the system.
System thermal management technology
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03
Intelligent manufacture
CHAM has invested in the construction of intelligent automated production bases integrating "intelligent production lines, intelligent warehousing and intelligent logistics" in several cities including Dongguan, Suzhou and Mianyang. Based on the concept of lean manufacturing, we are committed to building smart factories in which all scenarios, connections, and processes are integrated.
Intelligent manufacture
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04
Energy storage cloud platform technology
The energy storage cloud integrates equipment, site, energy and operation management, and supports the access and unified control of energy storage, photovoltaic and charging devices. It configures optimal charge/discharge strategies based on capacity, electricity peak-valley pricing, and load demand analysis for efficient operation. Its distributed deployment handles online maintenance for millions of devices simultaneously.
Energy storage cloud platform technology
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05
Energy management and coordinated control technology
The intelligent EMS, an innovative product that integrates the functions of third-level architecture BMS and energy storage EMS, supports the management of battery stacks, energy, devices and data, as well as the human-machine interface (HMI) function. It can satisfy the needs of energy storage power stations for real-time monitoring, diagnosis & warning, panoramic analysis and advanced control, ensuring safe, reliable and stable station operation.
Energy management and coordinated control technology
Create a new business card of intelligent manufacture,
with innovation as the driving force
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Southwest China Base
It is a new energy power battery manufacturing base with first-class technological level and an energy-saving, environmentally-friendly, green eco-industrial park that can achieve an annual output value of about RMB 20 billion.
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China Yangtze River Delta Base
It introduces advanced technologies such as tabless ultra-low-internal-resistance batteries and wide-temperature-range solid-state batteries, and settles in the Taihu Institute for Wide-Temperature-Range Advanced Energy that cooperates with the Institute of Physics, Chinese Academy of Sciences.
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China Great Bay Area Base
It specializes in the R&D and manufacturing of lithium-ion batteries with high technological content and high added value for LEVs and EVs.
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North China Base
It is an important strategic plan of the Group for northern China, a modern smart factory with an annual output value of nearly RMB 10 billion.
Quality is our faith
Scientific and technological innovation Customer first Excellent quality High efficiency and consistency
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Strict internal control management
CHAM has a well-established quality management system, which has passed ISO 9001, ISO 14001 and ISO 45001 certification, and puts into practice TPM, 6 Sigma and 7S management internally.
CHAM's full range of products have passed domestic and international certifications, covering CCC (Chinese mainland), BSMI (Taiwan, China), UL (North America), the international UN38.3, CB, REACH, Battery Directive, PSE (Japan), BIS (India) and so on, and have built a strong competitiveness in both domestic and international markets.
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Introduction of testing equipment of internationally recognized brands
Testing equipment and instruments including the Mettler Toledo Simultaneous Thermal Analyzer, the Malvern Panalytical Laser Particle Size Analyzer, Zahner Electrochemical Workstation (Germany), GRAPHTEC 10-Channel Multi-Channel Temperature Meter (Japan) and HIOKI Voltage Resistance Meter have been introduced.
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Scientific tests to ensure safety, consistency and reliability of raw materials to products
1. Incoming inspection: The inspection items include specific surface, tap density, trace elements, particle size, roughness, moisture, puncture force, tensile strength & puncture strength, air permeability, etc.
2. Product tests: The test items include impact, thermal shock, extrusion & needling, low pressure at high altitude, external short circuit at normal & high temperature, combustion, overcharge, over-discharge, temperature cycle, cycle life at normal temperature, cycle life at high temperature, storage performance at high temperature, charge retention at normal temperature, etc.
Certifications achieved by CHAM
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ISO14001
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ISO9001
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ISO45001
CNAS Laboratory
CHAM has set up a top-notch testing center with advanced instruments and a robust management system. On Jan 8, 2020, it received the CNAS Laboratory Accreditation Certificate, indicating its domestic and international advanced testing capabilities in the lithium battery industry.
Physical and Chemical Analysis Laboratory
Electrical Performance Testing Laboratory
Safety Performance Testing Laboratory
Environmental Performance Testing Laboratory
Mechanical Performance Testing Laboratory
Quality data and quality traceability
Ensure the safety, consistency, and reliability of raw materials and products
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Raw materialsIncoming inspection request; Overdue re-inspection; AGV pull-production; trace-based error prevention;Automatic consumption statistics
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Manufacturing 100% Device connection; error prevention; MARKING abnormal elimination; defective product isolation; real-time alerts & closed-loop monitoring; 150PPM single cell tracing
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ProductsTest path error prevention; Real-time test monitoring; Strict duration verification; Fully bound results; automated storage
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DeliveryAutomatic delivery of selected formulations; Cell level consistency check; multi-dimensional prevention of defective outflow; automatic uploading of process data
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ClientPAD/PDA entering of workshop data; C/S operation, H5 report display
Improve the production and management level of the company
