We require 1,700 prepaid gas meters for a tender project, to be delivered in 3 batches (600/600/500 units). The meters must comply with STS certification and integrate with Customer Interface Unit (CIU). Technical specifications require LoRa-RF communication capability, REST API for remote reading, G1.6 diaphragm type, 3/4" NPTM connections, IP65-IP69 protection, minimum 5-year battery life with low battery/gas alarms. A 10-year warranty covering materials and manufacturing defects is mandatory. Full documentation in English/Portuguese must include calibration certificates and technical compliance proof.

I require leather yarn materials for producing crafted woolen bags.  
Need 20 pieces of leather yarn sheets with locking mechanism.  
Prefer to receive all materials within 1 week for timely production.  
Please provide specifications and bulk pricing options.

Looking for an electric brake lever with integrated locking/parking mechanism. Current model (115PD D) lacks this critical feature. Need confirmation if your product includes this functionality. Prefer standard specifications without customizations. Please provide detailed feature verification.

We require 18,000 pieces of DN15mm plastic coupling seals with integrated security locks for water flow meters in blue color. The product must feature anti-tampering protection functionality.  

Each half of the seal needs engraving on the top side. Please confirm your capability to provide laser engraving service for this customization.  

Kindly provide detailed specifications and quality certifications for the seals. Indicate production lead time and packaging details for bulk shipment.

We are developing a telescopic product requiring custom compression springs. The spring must compress to 30cm length (35mm diameter) and extend to 1.5m length (26mm diameter on final section) with sufficient force to lock the system in extended position. The mechanism will consist of 5-6 telescoping sections. Please advise technical specifications and manufacturing feasibility. Require spring solution that maintains structural integrity through repeated extension/compression cycles. Material selection should prioritize durability and consistent force output.

Looking to purchase 400 units of 4-inch 1.304 stainless steel locks with 90-degree right angle/flat design. Require basic specifications including material grade and dimensional accuracy. No additional customizations requested at this stage.

Looking for door opening alarms. Please contact me with your product details and pricing.

I am looking to purchase heart-shaped padlocks with OEM customization options. Please provide pricing details for MOQ quantities.  
Can a 2cm GPS module be integrated into the padlock body? Kindly specify any cost adjustments for this feature.  
Also confirm if custom designs/logos can be added to the locks.  
Main requirements include: secure construction, GPS integration capability, and brand customization possibilities.

We require multiple hardware components for electrical cabinet systems, including auto-supported locks, stainless steel hidden hinges, wall-mounted hinges, chrome-plated round locks, M12 hook bolts, welding bolts (M6 and M8 sizes), bakelite handles, zinc alloy hinges with pressure pins, adapter rods, and caged nuts. Quantities range from 100 to 20,000 units across different specifications. Suppliers must provide precise quotations matching the listed technical parameters and material requirements.

Seeking replacement door handle compatible with existing lock mechanisms. Required specifications: approximately 85mm total length with 45mm stem. Must feature channel/groove for internal spring and slot for circlip retention. Unable to provide visual documentation - require technical compatibility verification.

I need to purchase zinc alloy sash window locks. Please confirm the exact price for 500 pieces and specify the required model details. Provide MOQ confirmation and any additional specifications needed for accurate quotation.

I need to purchase 8644RFSC swipe card key locks. Please provide details on availability and delivery options.

I need customized e-reader devices with 6–7 inch screen (e-ink or TFT). Essential requirements:  
1. Offline operation capability (no internet/app stores)  
2. Pre-installation of one custom APK application  
3. Physical buttons and PIN lock optional  

Please provide:  
- Pricing for 1-5 sample units  
- Minimum order quantity and bulk pricing details  
- Customization options for disabling wireless features and device lockdown  
- Production timeline and shipping cost estimates  

No internet-enabled functions required. Samples needed for functionality testing before bulk order.

We are seeking smart locks with advanced security features. Please provide detailed specifications and certifications for your products. Suppliers capable of offering technical support and customization options are preferred. Include product images and compatibility details with existing access control systems.

I need to purchase 200 cabinet cam locks. Please contact me with product specifications and pricing details.

We need to purchase 62 sets of Arduino-based programmable robot kits. The controller should support multiple peripheral connections including buttons, sensors (temperature/pressure/light/acceleration), LEDs, and LCD displays.

This educational electronics set must be suitable for users aged 13+, capable of performing various tasks from simple alarm clocks to complex robotic functions.

Please provide commercial offer with detailed specifications and certifications.

We require patient care chair alarms with fall and wandering prevention capabilities for elderly care facilities.  
Please provide information about:  
1. Existing product models matching these safety features  
2. Availability of upgraded/improved versions  
3. Minimum order quantities and price ranges  
4. Technical specifications/certifications documentation  
5. Shipping methods and lead times to North America  
No need for motorcycle/car alarm systems or commercial security equipment at this stage.

Require smart door lock with multiple access methods including fingerprint, 3D face recognition, palm recognition, card, password and mechanical key. Must integrate intercom system with doorbell function and enhanced anti-theft protection.  

Prefer construction using aluminum alloy material processed by CNC technology. Need product supporting remote access and anti-peep protection features.  

Require detailed installation guidance and maintenance documentation. Interested in models with auto-lock function and security alarm system.

Seeking customized bin latch molds for European market. Requirements include fiber-reinforced nylon material, integrated key lock mechanism, and tool-free assembly design. Initial pilot order of 300 pieces with potential follow-up orders exceeding 1000 units. Need OEM capabilities with ISO 9001 certified production. Require samples within 2 weeks and production lead time under 4 weeks. Prefer suppliers offering mold adaptation services for 60L-360L trash cans.

Looking to purchase one standard set of 4K underwater drone with robotic arm and AI vision lock capability. Require omnidirectional movement with 360-degree maneuverability. Need device suitable for 100m diving depth. Please provide technical specifications and commercial offer via email contact.

Require 20 units of S120 GSM Alarm System.  
Need best price quotation.  
No specific budget or delivery time mentioned.  
Prefer communication via WhatsApp/email.  
Supplier should provide product specifications and pricing details.

Require precise specifications for a luxury affirmation deck production:
- Exact card dimensions in millimeters (including bleed and trim)
- Preferred file format and resolution
- Template or specification sheet for alignment

Request commercial details:
- Minimum order quantity (MOQ)
- Sample production cost
- Bulk pricing for 300/500/1000 decks
- Confirm luxury packaging (velvet rigid box with lock and crystal centerpiece) inclusion in all pricing tiers

Require sample order approval before full production commitment.

I require stackable chairs that can lock together securely for event usage. The chairs must be designed specifically for stacking while maintaining stability when connected. Total quantity needed is approximately 3,000 pieces. Please provide product specifications and material details. Share available color options and any certifications the chairs may have. Include information about production lead time and bulk order pricing.

Looking for mortise door locks with specific style requirements.  
Current needs include:  
- Product type: Mortise door lock mechanism  
- Style/Design: Custom specifications preferred (details not disclosed)  
- Quantity: Not specified  
- Budget: Open to proposals  
Require supplier to provide available options with technical specifications and design variations.  
All communication must be maintained through this platform.