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Recently, the coupling application system of biogas slurry waste heat industrial heat pump jointly developed by Hangzhou Energy Environment and Suzhou Energy, a subsidiary of Welle, has achieved significant results in the Kanghong Animal Husbandry project of "adopting a cow".

Nanjing Doule Refrigeration Equipment Co., Ltd. (hereinafter referred to as "Nanjing Doule"), a subsidiary of Welle Group, has successfully delivered the project of adding oil and gas recovery equipment to the dock of Sinopec (Hong Kong) Hainan Petroleum Co., Ltd. The project has been successfully delivered and officially put into stable operation recently.

Amidst the wave of intelligent and green transformation in the energy service industry, WELLE Environmental Group, leveraging its keen industry insight and profound technological accumulation, has continuously invested in the field of smart energy. Its subsidiary, WELLE (Suzhou) Energy Technology Co., Ltd. (hereinafter referred to as "WELLE Suzhou Energy"), has taken the initiative to make efforts and actively practice. In its cooperation with Jiangsu Hongwei Technology, WELLE Suzhou Energy has adopted AI technology as the core driving force and employed the energy performance contracting management model to create a full-process smart energy management system. Leveraging the innovative advantages of AI empowerment, it efficiently adapts to the energy needs of high-end manufacturing, demonstrating the core value of AI in the field of green energy conservation, and setting a benchmark for the intelligent transformation of the industry.

On December 22, 2025, WELLE Bioenergy Co., Ltd. and China Petroleum HeNeng (Sichuan) New Energy Development Co., Ltd. held a signing ceremony at the PetroChina Southwest Oil and Gas Field Company in Chengdu, marking a collaboration on the green rights trading of approximately 11 million m³ of biogas produced from WELLE’s biogas resource utilization projects. The signing of this green rights purchase and sale agreement establishes the first case of cross-regional consumption and application of biogas from production to application in China, bringing the green energy attribute into a broader mainstream energy consumption market. This collaboration signifies a crucial step for WELLE Group in advancing its bioenergy business transformation. The cooperation provides a reference and demonstration for enhancing and ensuring the profitability of subsequent projects, and is of great significance for WELLE Group to achieve its green energy transformation.

Recently, WELLE Group (SZSE:300190) and Primech Holdings Ltd. (NASDAQ: PMEC), a leading integrated facility services and robotics company in Singapore, officially signed the "Strategic Cooperation Framework Agreement". The two parties will focus on industrial robot technology innovation, scene adaptation, and application promotion, jointly creating robot solutions for high-risk, complex, and constrained industrial environments, and opening a new chapter of cooperation featuring complementary advantages and value co-creation.

In November 2025, WELLE (Changzhou) Biofuels Co., Ltd. and Blue Whale Bioenergy (Zhejiang) Co., Ltd. officially signed a cooperation framework agreement. This collaboration marks a solid step forward for both parties in the collaborative development of the entire sustainable aviation fuel (SAF) industry chain, jointly promoting the green, digital, and coordinated development of China's biojet fuel industry.