01 · SCARCE
Hard-to-find parts
Niche, allocated, or shortage parts. We tap dormant stock and verified channels across China to find them.
Authorized distribution · Genuine stockBeijing · UTC+8
Source hard-to-find electronic components from China — verified, fast, reliable.
We help global engineers and procurement teams resolve sourcing bottlenecks: scarcity, cost, obsolescence, and urgent line-down situations.
- ISO 9001 certified
- 8 authorized lines
- 4 offices in China
MCU
STM32F103RCT6
STMicroelectronics
- ✓Find
- ✓Test
- ✓Verify
- ✓Ship
Lines we distributeWorldwide brands · genuine stock
Direct factory authorizationsExplore authorized lines
Four problems we resolve for engineers and procurement teams every day.
What we solve
02 · COST
High cost
Inflated prices or single-source monopolies. We benchmark against Chinese domestic alternatives and direct-from-factory pricing.
03 · EOL
End-of-life parts
Obsolete or discontinued components. We verify legacy stock authenticity and qualify pin-compatible Chinese substitutes.
04 · LINE-DOWN
Production line-down
When a missing part stops your line, our local Beijing network finds and ships within days — not weeks.
How it works
From your part list to a verified shipment.
One team owns the whole path — no broker chain, no handoffs.
- 1
Send your list
Paste part numbers or upload a BOM. We acknowledge within the hour during Beijing business time.
- 2
We source & match
We scan factory inventory, authorized distributors, and dormant stock across China — in person when a part is tough.
- 3
We verify
Every lot clears four-level inspection — visual, microscopic, X-ray, electrical — before anything ships.
- 4
We ship
Sealed reels, certificate of conformance, full export documentation. Door to door, fully traceable.
From the catalog
A sample of what's in stock.
Real parts, real packaging, real traceability. Add what you need to a quote and we'll come back with price and lead time.
Microcontrollers (MCU)
3View detailsSTM32F103RCT6
STMicroelectronics · LQFP-64
- 72 MHz
- 256 KB
- ~36 mA (at 72 MHz) ~20 µA (Standby mode)
View details
ADC/DAC Data Conversion
3View detailsCommunication Interface
3View detailsPower Management
3View detailsCommunication Interface
3View detailsADUM1201ARZ-RL7
Analog Devices Inc. · SOIC-8
- 2 (Unidirectional, 1 Input / 1 Output)
- DC to 25 Mbps (NRZ)
- 0.5 mA (per channel, typical)
View details
Logic devices
3View detailsTrusted by
Recognized by the customers we serve.
State-owned enterprises, listed manufacturers, and research institutes have named us a preferred and high-quality supplier. These plaques hang in our Beijing reception.
- Excellent Supplier
- High-Quality Supplier
- Quality Partner
- Excellent Partner
We founded Lanke Xinmao in Beijing to connect global semiconductor industry resources and build a worldwide materials allocation network. With rigorous quality control, rapid delivery, and professional FAE service, we help manufacturers at home and abroad strengthen stable supply chains. We are committed to genuine-product operations, balancing supply chain security with cost optimization, and working hand in hand with global partners to connect through chips and win together in a new era of semiconductors.
Where we are
Four locations, one standard.
A staffed Beijing headquarters in Zhongguancun, a Shenzhen warehouse, and branches in Hefei and Nanjing.
Headquarters
Beijing · Zhongguancun
Room 502-503, Building 2C, Zhongguancun Integrated Circuit Design Park, No. 9 Fenghao East Road, Haidian District, Beijing
Mon–Fri, 09:00–18:00 Beijing (UTC+8)
Open in Google MapsWe also operate branches in Shenzhen, Hefei, and Nanjing.
Industries we serve
From industrial control to medical devices
Send us your BOM. Quote within 24 hours.
Paste a list of part numbers, or upload your Excel/CSV BOM. We respond during Beijing business hours (UTC+8).
Quote within 24h · No obligation