BRAND HISTORY - COSJAR | Elegant High-End Cosmetic Containers | COSJAR

History | COSJAR has been in the skincare & cosmetics packaging market for over 40 years.

History | Advanced Protection for Skin Care Products | COSJAR

Based in Taiwan since 1976, Taiwan K. K. Corp. specializes in crystal clear acrylic beauty packaging. Known for their innovative and sustainable solutions, the company serves a global B2B market and offers a diverse range of products including eco-friendly PCR bottles, luxury cosmetic containers and advanced airless skincare packaging. Their signature lines, Morning Whisper and Midnight Party, demonstrate their commitment to combining aesthetic elegance with functional design. As an ISO 9001 certified manufacturer, COSJAR emphasizes quality, customization, and environmentally friendly practices to ensure that their packaging not only meets, but exceeds industry standards. Their dedication to excellence and sustainability makes them a preferred choice for companies seeking reliable, high-end beauty packaging solutions.

All sizes and materials of makeup containers, including, cosmetic jars, cosmetic bottles, cosmetic airless bottles, etc. COSJAR has been providing one-stop skin care product packaging and beauty packaging solutions for over 40 years, as well as lotion bottle & makeup container innovative design and production.

COSJAR has been offering customers unique cosmetic packaging to worldwide customers, both with advanced technology and 47 years of experience, COSJAR ensures each customer's demands are met.



Taiwan K.K. Corporation was founded in 1976. We are multi-dimensional company with several divisions including Specialty Chemical Department, Hi-tech textile department, skincare packaging department, mechanical department and dietary supplement department. We established packaging division in 1987 and created our own brand – COSJAR (which combine the words cosmetics & jars) With the continuingly growing market, we built our 2nd plant in 2001 and set brand office in Beijing, Shanghai, Guangzhou and established subsidiary in the USA in the following years. In 2004, our factory was certified by ISO 9001. Now, with more new production facilities, we plan to move to a bigger factory with 79500 square-meters in Taizhou in the end of 2018. We will keep providing our customers high quality packaging and apply for being certified of ISO 9001 & ISO 14001 of our new factory soon.


Taizhou K.K. certified by ISO 14001& SA 8000.
Taizhou K.K. Plastic Co., Ltd has acquired another industrial area of 79500 square-meters in Taizhou for building the new production facility. This project will be ready for operation in the end of 2018.
Taizhou K.K. Plastic Co., Ltd acquired 70,000 sq. meter of land to build new facility and increase production capacity.
Jiangyan K.K. Plastic Co., Ltd renamed to “Taizhou K.K. Plastic Co., Ltd” due to the upgrading of administrative region.
Jiangyan K.K. Plastic Co., Ltd extended the production workshops from 2 to 3.
We launched 5 different new products from the end of 2008 to the early of 2009. Furthermore, we are now developing the PET bottles and will launch them into the market in the middle of 2009.
Jiangyan K.K. Plastic co., Ltd. is ISO-9001 certified by U.K. BSI.
American K.K.Corp. established in the state of Delaware, USA to promote sales markets in North America.
Offices in China continued to branch out in Guangzhou, Shanghai, Beijing to provide in time service to clients in Mainland China.
2nd plant of "Jiangyan K.K. Plastic co., Ltd" was built due to high demands in China.  Various professional equipments were added to produce innovative cosmetics containers. Annual estimated production volume for cosmetic packaging is 10 million pieces.
The new packaging manufacturing mill was established in Guan-In Industrial Zone precise molds with integrated operation of decorating and printing.
Packaging Products Department launched its world renowned Cosjar Packaging - Acrylic jar/bottle.
American Kanox Corp., California, became our first quarter in the United States to promote markets in North America.
Packaging Division was established as our sole importer for plastic pump.
(The division is renamed to Packaging Products Department).
Taiwan K.K. Corporation was founded and specialized in water treatment chemicals.