Yonggui Electric Introduction

Company Profile Products & customers © 2023 Yonggui. All rights reserved..

Our Company Yonggui Company (“YGC”) is a high-tech enterprise with 51 development, manufacturing, sales and technical support of connectors, connector systems and smart precision products. It was listed on Shenzhen Stock Exchange in September 2012. The products are distributed in the three major fields of new energy and vehicle (51%), railway and industrial (44%), special market (5%). Yonggui has 668 national patents, and has obtained ISO 9001, *market value at 2024/12/6; USD/CNY = 7.2 © 2024 Yonggui. All rights reserved

Interconnect Solutions for Key Market Trends New Energy Electric vehicles; private charge & public charging; energy storage; wind power Industrial Railway, telecom & data center, off road, industry 4.0 © 2024 Yonggui. All rights reserved.. Special Segments Oil & gas, nuclear power plant, civil marine & aviation, eVTOL

China Rest of APAC nun >< 0 €1 CATL EVEizi^ii^ @ bosch Amphenol ^sass SUNGROUI Europe gd Sc i) M'lmm KVrwffla ■ ^1 \" ■ If HANGZHOU METRO B>Guangzhou Metro .J $ham;hA] MKBQ RA1IQM CQt T SIEMENS AIM* ALSTOM HUBER+SUHNER r^MWWW VESTEL Valeo gd crrc America NOKIA MEGMEET W MONARCH. CISH Amphenol® H]«PM NIKOLA. PRRTT miLLER GD CRRC *headquarter based regions © 2024 Yonggui. All rights reserved.

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Products – Railway Connectors Electric coupler, integrated vehicle end connector Control,network,division console connector Control, high-low voltage, signal vehicle end connector Control,network,AC connector © 2024 Yonggui. All rights reserved.. Integrated cabinet & Jumpers

Products – Railway Connection Systems Axle counter Automatic Coupler System Pantograph & carbon slide Door system © 2024 Yonggui. All rights reserved.. Railway gangway Battery System

Key Products – Wind Power Connector Systems Heavy Duty Connector & cables for control box Wind power slip ring and connector Encoder and motor connector Pitch system © 2023 Yonggui. All rights reserved..

Key Products – Industry 4.0 Connectors motor encoder and circular power connector Base cabinet heavy duty connectors © 2023 Yonggui. All rights reserved..

Excellent Supplier National IP Demonstration State Industrial design center National High tech company Company State Enterprise technology center Changan Excellent supplier award Outstanding Partner Best Supplier Award Best Quality Award Energy Storage Industry Top 100 Company Dongfang Electric Best Supplier Award Excellent Award Vmax Power Best Quality Award © 2024 Yonggui. All rights reserved.

Engineering Simulation & Analysis Capability Structure Strength Thermal Analysis Signal Integrity Drop Test Transient Simulation © 2024 Yonggui. All rights reserved.. Mold Flow

© 2024 Yonggui. All rights reserved.

Patents 668 patents authorized 518 utility model patents 31 appearance patents yonggu/ © 2024 Yonggui. All rights reserved.

Core Technologies Ring Spring Component Crown Spring Component Pawl Spring Component Hyperboloid Component Fluid Connctor Stamping Hi-Current Contact Ring Spring Crown Spring Pawl Spring Twist Needle Fiber Optic Connector © 2024 Yonggui. All rights reserved..

Quality Systems © 2024 Yonggui. All rights reserved..

Manufacturing Capability VI model for quick response, quality improve & cost control Injection Molding: 80M+ pcs © 2024 Yonggui. All rights reserved.. *number is annual capacity

Globalizing Sales & Operation Footprint Sichuan: 1.3B sales Interconnect; gangway; pantograph Engineering center China South West Market Changchun NEV connectors China North market Shanghai Engineering center China East market EMEA America Railway interconnect Engineering center Railway market Bangkok: 100M sales Nov’24 SOP Connector systems Headquarter Manufacturing site Engineering center Sales office Shenzhen APAC Singapore © 2024 Yonggui. All rights reserved.. Charging connector Engineering center China South market 25

• De-carbonization products covering • Green power generation • Green energy storage & charging • Green transportations • Renewable electricity used for manufacturing • 30% female in key management roles • Active social responsibility • Rural areas donations © 2023 Yonggui. All rights reserved.

World class interconnect supplier Technology connection to future © 2023 Yonggui. All rights reserved.. Core Value Diligence & cooperation

© 2023 Yonggui. All rights reserved..

Products – NEV High Voltage Connectors batteries/motors high current connectors wire harness Vehicle inlet compressor/PTC connector © 2023 Yonggui. All rights reserved.. vehicle-mounted discharge panel

Products – Charging Connectors Inlet, sockets & accessories Mode 2 charger with control box Liquid cooling integrated system Discharge series © 2023 Yonggui. All rights reserved..

Products – Energy Storage Connectors Cell Pack & BMS © 2023 Yonggui. All rights reserved..

Products – Telecom Connectors Communication power connector & optical fiber wire harness © 2023 Yonggui. All rights reserved..

Products – Energy Storage Connectors Socket box /Wall receptacle © 2023 Yonggui. All rights reserved..

Products – Data Center Connectors Communication power connector © 2023 Yonggui. All rights reserved..

Communication power connector © 2023 Yonggui. All rights reserved..

Products – Fluid Connectors LTC series push-pull fluid connector LTA/AX series bayonet fluid connector LTF/FP series blind insert fluid connector © 2023 Yonggui. All rights reserved..

high speed backplane conn © 2023 Yonggui. All rights reserved. mini fakra vehicle high speed communication conn

Products – Machine Connectors Sensor connectors Power connector D-sub connector © 2023 Yonggui. All rights reserved..