WINDHILL Technologies' VisualELM enables the following functions: • Requirements Management: Involves the collection, definition, analysis, review, sorting, maintenance, tracking, and reuse management work and processes related to the development requirements of products, systems or engineering. • System Design: Includes network designing, diagnostic designing, guided diagnosis, diagnostic information, vehicle configuration, release management, software management and test digitization, etc. • Test Management: Covers test planning, test designing, test execution, defect management, risk management, test reporting and test team management. • Project Management: It is the collaboration and integration throughout the engineering life cycle, supporting agile development model.

WINDHILL Technologies' Diagnosis 4.0 Platform consists of a cloud platform and terminals. It is designed with open standards and a modular design, and supports Big Data Diagnosis, Predictive Diagnosis, Intelligent Guided Diagnosis, etc. • Cloud and Terminal Matrix: Via the Cloud, it integrates ECU data management, remote diagnostics, OTA, and more to boost diagnostic efficiency. Terminals based on ODX/OTX work with Windows, Linux, Android, iOS, and support devices like computers, tablets, phones, and vehicle terminals. • Targeted Dual-Version Tools: Q-Tester.Expert – Multifunctional Engineering Diagnostic Tester for development, covering multiple diagnostics; Q-Tester.Workshop – Production & After-sales Diagnostic Tester for production/after-sales – develop once, run everywhere!

WINDHILL Technologies' TFM Platform enables real-time vehicle remote test monitoring. User-friendly and easy to operate: one click lets users check test vehicles' location, trajectory and status, plus simultaneous multi-vehicle monitoring. • Device Management: Conducts management and configuration of Data Loggers. • Vehicle Management: Manages test vehicles and associates them with Data Loggers. • Views: Provides rich views for online display and analysis of data (including maps, curves, etc.). • Statistical Analysis: Features rich statistical and analytical functions, and can automatically send customized reports via email and other channels. • Remote Calibration: Modifies internal parameters of ECUs via CCP/XCP protocols and supports flashing.