Research archive
China technology, AI, robotics, consumer electronics, sourcing signals, and product opportunities explained for global readers.
Engineering teardown of Chinese electric vehicle operation in harsh Russian winters: LFP vs NCM cell kinetics below -20°C, broad-temperature heat pump COP vs PTC, chassis anti-corrosion against de-icing salts, GB/T charging adapters, and spare parts…
Comprehensive 2026 operational guide for cross-border settlements between Russia and China: VTB Bank Shanghai direct clearing, non-sanctioned regional border banks, SAFE customs declaration (CCD) compliance, and transit route due diligence.
In-depth engineering teardown of Xiaomi Xring O3 3nm SoC: 10-core all-big-core CPU, TSMC N3P, LPDDR6, 200 TOPS NPU, and Geekerwan reference board benchmarks.
Audit Chinese pet food suppliers for Russia: how to import pet food from China, verify Shandong pet food factory eligibility, Argus listing & VetIS Mercury.
Inside BYD Blade Battery 2.0 and FLASH charging: 1500 kW peak power, 5-min charge times, FlashPass LFP chemistry, and vehicle-storage-grid co-design in China.
Why Chinese EV makers design in-house autonomous chips: deep architecture analysis of NIO Shenji NX9031, XPENG Turing, and BYD Xuanji A3 tri-chip platform.
Chinese Tayron owners report a repeated DQ381 emergency-mode pattern involving lost gears, reverse failure and diagnostic codes including P173500, P175E00 and P176F00. Here is what the cases actually prove—and what they do not.
Chinese owner reports show a repeated GPF blockage pattern on some 2020–2022 Volkswagen Tayron 330TSI vehicles, but not every car is affected. We examine the cases, Volkswagen’s upgrade action and the important counterexamples.
A China-market Volkswagen Tayron 330TSI is not identified by the 330TSI badge alone. Real Chinese model data shows DKV, DPL and DTH engine codes across different versions and years.
Separate confirmed IT Home facts from rumors on the Huawei MatePad Pro 2026 and get the import buyer verification checklist before you buy.