Vid 346d Pid 5678 Page

The most frequent cause is that Windows lacks the specific driver needed to translate commands for this specific Beijing Jinchangshu hardware. Without the proper driver, Windows drops back to reading the raw hardware ID. 2. Firmware Corruption (The "Default ID" Phenonmenon)

In the case of , the Vendor ID 346D corresponds to Beijing Jinchangshu Technology Co., Ltd. (often associated with specialized security tokens, cryptographic USB keys, or generic flash controller chipsets). The Product ID 5678 is frequently a default or fallback product code used by generic USB controllers, mass storage devices, or emulation tools. Common Reasons for the Error

This specific combination of Vendor ID (VID) and Product ID (PID) is often seen on low-cost USB 2.0 or 3.0 flash drives. While sometimes branded as "VendorCo" or even appearing as counterfeit "Kingston" or "SanDisk" drives, the internal hardware is typically manufactured by . Key technical specifications often include: Controller: FirstChip FC1178BC or similar. Protocol: USB 2.0 or 3.0. vid 346d pid 5678

Most modern kernels support these IDs via standard usb-storage or uas modules, though some users on the Gentoo Forums have reported needing to manually load modules if the device isn't automatically detected. Are you having trouble accessing files on the drive, or USB Flash Drive Speed Tests - VID = 346d, PID = 5678

: Some users report extremely poor 4K random write values (as low as 0.01 MB/s), which can make them unsuitable for running operating systems or heavy data tasks. Controller : Frequently uses controllers from vendors like (e.g., chipYC2019). Physical Form Factors The most frequent cause is that Windows lacks

If the issue is a glitched Windows driver stack, forcing a clean wipe of the device node can fix it. Right-click the and select Device Manager .

Registered to Shenzhen SanDiYiXin Electronic Co., LTD (often masking under the generic driver name Go to product viewer dialog for this item. ). Firmware Corruption (The "Default ID" Phenonmenon) In the

However, I don’t have direct access to a database or media library that would let me look up these codes. They could be:

In the world of hardware forensics, this specific Vendor ID (VID) and Product ID (PID) combination tells a fascinating story about the modern electronics supply chain, specifically the rise of Shenzhen and the world of "White Box" manufacturing.