Hithium and Clean Energy Services expand ESS partnership

Hithium and CES expand ESS partnership with after-sales cooperation

Press release

Sept 27, 2023, Las Vegas, NV – Stationary battery manufacturer Hithium has officially signed an After-sales Service Cooperation Authorization Agreement with renewable energy project O&M services provider Clean Energy Services (CES). The agreement adds a new servicing element to the existing cooperation between the two parties, focusing on energy storage products in U.S. For Hithium the agreement represents an expansion into the American market, as the company’s first after-sales service deal in the United States.

Hithium’s Director of After-Sales Ben Bian said: “This is a significant step for Hithium in establishing a foothold in the American energy storage market and advancing our range of services for our U.S. customers. We look forward to the deeper collaboration with CES and the opportunity to demonstrate our customer-centric focus and technological expertise.”

The manufacturer is expanding its production capacity to 70 GWh by the end of this year and has already shipped 11 GWh of battery products since its founding in 2019.


Founded in 2019, HiTHIUM is a leading manufacturer of top-quality stationary energy storage products for utility-scale as well as commercial and industrial applications. With four distinct R&D centers and multiple “intelligent” production facilities, HiTHIUM’s innovations include groundbreaking safety improvements to its lithium-ion batteries as well as increases in lifecycle. With decades of cumulative experience in the field among its founders and senior executives, HiTHIUM leverages its specialization in BESS to deliver partners and customers unique advances in energy storage. The company is based in Xiamen, China, with further locations in Shenzhen, Chongqing, Munich, and California. HiTHIUM has shipped 11 GWh of battery capacity, 5 GWh in 2022 alone, and is expanding its current 45 GWh of production capacity to 70 GWh by the end of 2023.

About CES

Clean Energy Services (CES) was founded with a mission to provide high-quality operations and maintenance (O&M) services for the renewable energy industry. With over 25 years of experience building successful energy businesses and investing billions of dollars across the energy sector. CES is a full lifecycle renewable energy services firm focused on Storage, Solar, and Wind. They perform a full suite of services ranging from construction advisory / owner's rep, commissioning, O&M (preventive, corrective, and predictive), augmentation, repowering, and technology-enabled analytics (via our Remote Operations Center).