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AL Circle Private Limited | CIN: U72200WB2017PTC221175

Registered Office: Ecospace Business Park, Block 3A, Unit 401A, New Town, Rajarhat, Kolkata, WB 700160

Corporate Office: Ecospace Business Park, Block 3A, Unit 401A, New Town, Rajarhat, Kolkata, WB 700160

© 2026 AL Circle. All rights reserved. AL Circle is not responsible for content from external sources.

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AL Circle: Aluminium Ecosystem App
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AL Circle Private Limited | CIN: U72200WB2017PTC221175

Registered Office: Ecospace Business Park, Block 3A, Unit 401A, New Town, Rajarhat, Kolkata, WB 700160

Corporate Office: Ecospace Business Park, Block 3A, Unit 401A, New Town, Rajarhat, Kolkata, WB 700160

© 2026 AL Circle. All rights reserved. AL Circle is not responsible for content from external sources.

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Weifang Shengda Technology Co Ltd

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About Us

Weifang Shengda Technology Co. Ltd. (hereinafter referred to as "Shengda Technology") is located in Weifang, the world's kite capital. It is a peelable protective film manufacturer and a national high-tech enterprise. The company has a registered capital of 54 million yuan, total assets of 250 million yuan, and annual sales revenue of nearly 300 million yuan. The company is mainly engaged in the research and development, production and sales of various protective films. It has a number of core technologies. The products cover PE household appliance sheet film, PE electrostatic film, electronic release film, building material protective film, pressure sensitive adhesive, liquid protective film, etc.

Shengda Technology has a domestic R&D center, with more than 10 industry experts with doctoral, master's and advanced technical qualifications. The company has built 10,000-level purification workshops, high-speed printing production lines, coating production lines, rewinders, slitting machines and precision testing instruments, and more than 30 sets of advanced production equipment at home and abroad, with a total investment of nearly 100 million yuan and an annual production capacity of 3 100 million square meters, product sales cover the whole country and exported to the United Kingdom, the United States, Japan, Iran, South Korea, India, Vietnam and other countries. It is currently one of the most influential professional protective film manufacturers in China.


The company passed the ISO9000 international quality system certification in 2000; the "liquid protective film" developed in 2006 won the bronze award at the National Invention Exhibition. This technology filled the domestic gap; in 2009, it was recognized as a high-tech enterprise by Shandong Province. Won the "Enterprise Integrity AAA" Enterprise by the Ministry of Commerce in the year. In March 2017, the company was awarded the "2016 Advanced Unit for Work Safety"; in March 2017, the company was awarded the "2016 Advanced Unit for Environmental Protection Work".


Shengda Technology is a listed company on the New Third Board of Weifang City, which entered the national SME share transfer system on January 24, 2014. Shengda Technology attaches great importance to scientific and technological talents. After the company is listed, it has implemented equity incentives, which has established a broad stage for various talents to start their businesses in Shengda.


"Satisfy customers, make employees happy, and let Shengda take off" is the essence of Shengda culture and the unswerving pursuit of Shengda people! Facing the rapid development of the protective film industry, the hard-working and simple Shengda people are forging ahead with a fuller, firm belief and entrepreneurial passion!

Products and Services

Aluminium Downstream Consumables
Plate Protective Films

Plate Protective Films

Others
Protective Films for Buiding Materials

Protective Films for Buiding Materials

Aluminium Downstream Consumables
Protective Films for Galvanized Plate

Protective Films for Galvanized Plate

Others
DX Diaphragm cloth permeable films

DX Diaphragm cloth permeable films

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