Customized Shape Sapphire Crystal Watch Case

Why choose us

We have a 10-year history since its establishment in 2010
We have many years of experience in ofline trading. The quality of our products has been recognized and praised by our customers.
Process technology has been screened through layers, and efficient customization and wholesale of manufacturers are also one of our strengths.
We got eight patents and one software copyright, and passed the 1809001 quality certification and IS014000 environmental crtification.
Our company has an experienced engineering research and development team.

We use raw materials from Europe, Japan and also the domestic high-quality raw materials.

Specification

The product shall be manufactured from high quality optical grade Czochralski grown color sapphire crystals.

They are widely applied in luxury watches and the dimensions could be customized.

Product shape can be divided into: round, rectangular, step shape and a variety of Machinable shape.

Product size range: diameter (maximum diagonal) 10-500MM, thickness 0.3-100mm.

We can also provide different colors of watch cases and watch dome glasses. Welcome to contact us for any inquiry.

FAQ

Q: Are you trading company or manufacturer ?
A: We are factory.welcome to visit our factory at any time at your convenience.
Q: How to place the order ?
A:First,please contact us with your enquiry. Secondly,we will make the PL for
you.Last,you pay the order,we promise excellent quality,on time delivery if
there is no accident.
Q: What's the material of your products ?
A: Sapphire
Q: Can you ensure the lead time?
A:Since we are the factory,we have more advantages on the lead time when
compare with other suppliers.
Q. How did you test the product before they are packed?
A: We have strict QC procedure,each product will be tested by three times even
more with professional machine before packing.

Chongqing Silian Optoelectronics Science & Technology Co., Ltd was founded by China Silian Instrument Group Co., Ltd for the development of LED industry. After the acquisition of Honeywell Sapphire business, the company has become China’s first enterprise with the world’s top-quality large-sized sapphire production and R&D capabilities. The company has the world’s leading high-power sapphire substrates technology. Taking the excellent oppotunity, the company has developed LED packaging, LED lighting applications and other industries in succession to project extension in LED industrial chain. Based on the core-technology of sapphire substrates, we have created an area of 1000 mu (approximately 66.7 hectares) to develop LED industrial china from basic materials to high end products and become the most completed and largest semiconductor energy-efficient in dustrial base in Western China.

Maintaining the enterprise spirit of “People oriented, Natural Selection, Inheriting innovation and Pursuit of Excellence” and the customer tenet of “Silian is guided through customers and stands with customers”, we are committed to provide customers with high-quality sapphire chip substrates, optical window materials, LED packaging devices, and high efficiency LED lighting desplay high end products and creating value for customers.

Silian the international large-sized sapphire substrates standards lauching member.

Acquiring the completed production line from sapphire crystal growth to substrate processing.

We have the qulity advantages of high purity, high consistency and high repeatability.

Cooperating with world top level LED chip manufactures.