Welcome to the official website of Zhuhai Longjian Electronics Co., Ltd.!
Quality
Customer Commitment
Customer commitment: to create value for customers, customer success

Quality Warranty
We strictly follow the standard of ISO 9001 under the guide line of “Quality First “and “Customers First”. We strive to make qualified, environmental friendly products as a reliable supplier and producer. We bear no tolerance to any practice of purchasing, producing or selling bad products. And we keep optimizing our system to make sure efficiency and quality.


After-sale Service
Warranty of different types of the product:
A-TYPE: unconditional return or replacement in 1 month, and express cost paid by SMTSKY
B-TYPE: If no quality trouble, we don’t accept return or replacement. If any quality trouble in 1 week, we can replace the same goods or return goods .Express cost from you, ship to you express cost from SMTSKY can pay for shipment .You should pay for the cost if you need to use express.
C-TYPE: If no quality trouble, we don’t accept return or replacement. If any quality trouble in 1 week, we can replace the same goods or return goods. All express cost are to be paid by the client.
No-type quality: If with no quality grades, quality warranty be the same with B-type same

Product warranty
Original new or used or other brand products quality warranty 1-2 week(such as nozzle, feeder ,motor, board, driver, sensor, cylinder, other brand products etc).Please check the product in case that it is damaged during transportation
Copy feeder quality warranty 1 year(SMTSKY brand)
Copy nozzle quality warranty 1-6 month(SMTSKY brand)
Other SMTSKY brand metal spare parts, quality warranty 1-6 week, so it is with AI and SMT spare parts
Other brand machine and instrument and tool and ESD products etc, quality warranty 1-2 week
Repair products quality warranty 1-3 month, such as laser, motor driver etc


Description of A/B/C type of product
A-type quality : The best quality,almost equal to the original ones.
B-type quality :Good quality.
C-type quality : Meet the requirement of normal work
Different grade products differ from materials, precision, service life to unit price. And their quality warranty terms are different