Known as an experienced professional PCB manufacturer, it can produce all kinds of PCB Flexible board, Rigid board, Rigid-flex board, HDI PCB, Optical module PCB and so on , it also can provide PCBA one-stop service like PCB design, SMT and electronic components.
Copper Thickness:0.5-6oz
Board Thickness:0.4-4.2mm
Min. Hole Size:0.1-6.5mm
Min. Line Width:3mil
Min. Line Spacing:3mil
Surface Finishing:Flash gold(electroplated gold),ENIG,Hard gold,Flash gold, HASL Lead free,OSP,ENEPIG,Soft gold,
Immersion silver,Immersion Tin,ENIG+OSP,ENIG+Gold finger,Flash gold(electroplated gold)+Gold
finger,Immersion silver+Gold finger,Immersion Tin+Gold finger
Max Layer:48L
PCB Standard:IPC-A-600
Solder Mask:Green,Black,Blue,Red, White,Yellow, Matt Green,Matt Black, Matt Blue
Legend:White,Black,Red,Yellow
Konrich Technologies has been providing printed circuit boards (pcb) to our customers throughout the world for many years.
With our rich experience in pcb manufacturing, we received a high recognition from customers. Good quality record, high on-time delivery rate and excellent customer service leaves a very good impression to our customers and also make us very competitive in the industry.
With the advantage of our strong R&D, we can produce many types of pcb boards - normal single, double to multilayer boards, HDI as well Flex & Rigid-flex boards. Our pcb boards are widely used in many fields - Industrial control, Communication, Medical, Security, Consumer Electronics, etc.
Layer count: 1-20
Base Material: FR4
Copper Thickness: 35um
Board Thickness: 1.0mm
Min. Hole Size: 0.3mm
Min. Line Width: 0.15mm
Min. Line Spacing: 0.15mm
Surface Finishing: OSP, HASL LEAD FREE, ENIG
We have a design team with an industry experience of more than 12 years.We promise that each PCB is from our experienced designers, we will provide you perfect one-to-one service with the fastest delivery in the industry . (For example, we used to completed 10000pins PCB design excellently in 5 days.)
We have a design team with an industry experience of more than 12 years.We promise that each PCB is from our experienced designers, we will provide you perfect one-to-one service with the fastest delivery in the industry . (For example, we used to completed 10000pins PCB design excellently in 5 days.)
Certificate: UL,SGS, ISO 9001:2008,IATF16949
Special requirements: Buried and blind vias+controlled impedance+BGA
Profiling: Punching,Routing, V-CUT,Beveling
Product Name: Sodium permanganate
Use level: Industrial
Content: 40 (%)
CAS Number: 10101-50-5
Molecular formula:NaMnO4
Molecular Weight: 141.93
Appearance: purple liquid. A density of 1.36 ~ 1.39 g / cm3, soluble in water, ethanol and ether, soluble in liquid ammonia. Decomposition in alkali. Strong oxidizing. And chemical properties similar to potassium permanganate.
Purposes: as oxidants, disinfectants, fungicides and phosphorous antidotes. Toluene is also used to manufacture saccharin, o-toluene sulfonamide and organic synthesis and purification of phenol wastewater treatment. Can be used for circuit boards, metal surface cleaning, the conductive film cleaning to remove grease, electrolytic manganese dioxide, chemical fiber finishing, electroplating addition to hydrogen sulfide and other odors, as well as water treatment and so on.
Packaging and storage: Industrial Pails barrel, net weight 25kg plastic drum, 250kg steel-plastic composite barrels, 1250kg IBC barrels packaging. Store in a cool dry place.
Quality Standard: Â
Items index
Sodium permanganate (NaMnO4) Content / (%) 40
Water-insoluble content / (%) 0.01
Potassium (K) content / (%) 0.22
pH value 6 ?8
Density / (g/cm3) 1.36 1.39
Chloride (Cl) content / (%) 0.02
PRODUCTION LINES: 5 SMT high-speed production lines, 2 DIP production lines, 2 functional testing production lines, 2 finished product assembly lines.
CERTIFICATE:ISO9001, ISO14001, ISO13485, and IATF16949
APPLICATION:energy, communication, consumer electronics, computers and storage, security, automotive, medical, and industrial products.
COMPANY NAME:China Guangdong Shenzhen STHL Electronics Co.,Ltd.
Items PCBÂ capacity
 PCB name ElectronicPCBassemblymanufacturercustomcircuitboardPCBA
 Material  FR-4; High TG FR-4; Aluminum; CEM-1; CEM-3;  Rogers, etc
 PCB type  Rigid, flexible, rigid-flexible
 Layer NO.  1, 2, 4, 6, up to 24 layer
 Shape  Rectangular, round, slots, cutouts, complex, irregular
 Max PCB dimensions  1200mm*600mm
 Board Thickness  0.2mm-4mm
 Thickness Tolerance  ±10%
 Min Hole Size  0.1mm (4 mil)
 Copper Thickness  0.5 OZ-3OZ (18 um-385 um)
 Copper Plating hole  18um-30um
 Min Trace Width  0.075mm (3mil)
 Min Space Width  0.1mm (4 mil)
 Surface finish  HASL, LF HASL, Imm Gold, Imm Silver, OSP etc
 Solder mask  Green, red, white, yellow, blue, black, orange, purple
 Certificate  ISO9001;ISO14001;ISO13485;IATF16949
Number of layer: 1-56L
Base material: CEM-3, FR4, High TG FR4, Aluminum, Rogers, Arlon, etc.
Copper weight: 0.5OZ-6OZ(18mil-210mil)
Board thickness: 0.2-7.2mm(8mil-282mil)
Board types: Rigid, Flexible, Rigid-flex, Buried & Blind via board, HDI, etc.
Silk screen: White, blue, black, etc.
Solder mask: Green, black, red, blue, yellow, white, etc.
Surface finished: OSP, HASL, ENIG, ENEPIG, Silver, Gold plating, Hard gold, Immersion Tin, Immersion Gold, Carbon ink, etc.
Test: Fly Probe test, fixture test
Performance test: 100% electricity performance test
Min hole size: 0.2mm, Laser 0.1mm
Min line width/Space: 3mil/2mil
Outline profile: Rout, V-cut, Bridge, Stamp hole
Max panel size: 1000*600mm for Single and double side, 600*600mm for multi-layer
Min panel size: 10*10mm
Hole center position tolerance: ±0.05mm
- The cutting board is made of natural rubber wood material. It has characteristics of hard, thick, beautiful color.
- Specifications:
Origin: Vietnam
Material: Rubber Wood
Color: Bright Brown
Size: Customized
Shape: Customized
Feature: Eco-firendly, non-toxic, flexible, light weight
Packing: In carton box
Features: Non-toxic, non-irritation, flexible, Eco - friendly, durable, lightweight.
Size and Color: Customized
Usage: Storage/Decorative/Gift package
Packing & Delivery:
1. Postage (For Retail Orders)
Shipping companies that we use:
+ Airmail service of Vietnam Post Office (14 to 25 days)
+ Express mail service : TNT Express, UPS, DHL (3 to 6 days)
2. Sea/Air Freight (For Wholesale Orders)
We offer the following options:
+ FOB (Free on Board) : We are responsible for the delivery of goods to the Da Nang port. This includes export tax from Vietnam and handling fees until the shipment is on board the ship. You are responsible for the ocean fee, the import customs clearance, the cargo insurance and other costs and risks.
+ CIF (Cost, Insurance and Freight): We are responsible for the delivery of goods to the requested destination port. This includes export tax from Vietnam and handling fees until the shipment is on board the ship, the ocean fee and the cargo insurance. You are responsible for the import customs clearance and other costs and risks.
- Production: Small Round Spoon
- Material: Wood
- Size and Color: Customized
- Features: Non-toxic, non-irritation, flexible, eco-friendly, durable, lightweight
- Usage: Storage/Decorative/Gift package
- Packing & Delivery:
1. Postage (For Retail Orders)
Shipping companies that we use:
+ Airmail service of Vietnam Post Office (14 to 25 days)
+ Express mail service : TNT Express, UPS, DHL (3 to 6 days)
2. Sea/Air Freight (For Wholesale Orders)
We offer the following options:
+ FOB (Free on Board) : We are responsible for the delivery of goods to the Da nang port. This includes export tax from Vietnam and handling fees until the shipment is on board the ship. You are responsible for the ocean fee, the import customs clearance, the cargo insurance and other costs and risks.
+ CIF (Cost, Insurance and Freight): We are responsible for the delivery of goods to the requested destination port. This includes export tax from Vietnam and handling fees until the shipment is on board the ship, the ocean fee and the cargo insurance. You are responsible for the import customs clearance and other costs and risks.
We offers Gypsum Rocks with various purity and sizes as per customer requirement.
Gypsum Rock extensively used as a raw material for manufacturing fertilizers, paints, construction materials. We make it available in bulk in chemical-grade packaging. We produce sized natural Gypsum with purity MIN 90% percent that general usage in cement industry and Gypsum factories. Application Use to manufacturer gypsum panel and building plaster Use for Gypsum Boards and ceiling boards Use to make Gypsum Powder (Plaster of Paris) Use to manufacturer cement.
We can offer Gypsum Rocks , Gypsum Powder, Gypsum Crystal from Iran Natural gypsum rocks, Gypsum Powder mesh 150/200, Gypsum Satin Plaster / Siva Plaster.
