
Your Reliable Construction Chemical Manufacturer
Shandong Wotai Chemical Co., Ltd (WOTAIchem) is a dedicated construction chemical manufacturer based in China. As a leading manufacturer of construction additives, we offer a comprehensive range of products designed for various industries.
At WOTAIchem, we are more than a supplier – we are your strategic partner. We are committed to providing outstanding products and services. Our mission is to be a different company, creating value for global customers!
We focus on customers’ perspectives. That makes us different.
Exceptional Support and Custom Solutions
At WOTAIchem, we go beyond providing construction chemical products. We provide technical support and formula modifications as your unique solutions. Our dedicated team of Research and Development professionals are ready to assist you.
As a VIP customer, we promise you a smooth experience with our team support at every step. Your service doesn’t just come from one person; it’s a team’s effort. Different team members will be there to assist you during the whole process. We make sure you get the help and knowledge you need all along the way.
-Market analysis and application scenarios.
-Custom formulas based on geographic locations.
-Dosage guides for multiple and combined additives.

Reliable Quality and Sustainable Supply
1. Consistent quality. Implementation of DCS and SIS systems monitoring production quality and safety.
2. Stock-sample alignment. Sample quality aligns with the actual stock. Every batch is traceable with a COA attachment.
3. Global supply. Stable supply to global business partners with an annual capacity of up to 40,000 MTs.
4. Safe Transactions. Supported by the SOE-Yuanwang Group with financial backing. Offering you a selection of secure payment options.
5. OEM Design and Customization. Professional art and design team specializing in logo and packaging design.
6. Direct factory supply. Get cost savings with direct factory supply and fast logistic service.
Best-selling Products at WOTAIchem
WOTAIchem specializes in manufacturing dry-mix mortar additives.
>>Cellulose Ether:HPMC,HEMC/MHEC, and HEC powder.
>>Redispersible polymer powder.
>>Superplasticizers: Polycarboxylate and naphthalene superplasticizers.
>>Defoamer

Cellulose Ether
-Carefully selected fine cotton.
-White to off-white powder.
-Impressive water retention.
-Indispensable in mortar applications.
-High heat resistance.
-Excellent water retention.
-Good Workability.
-Extended opening time.
-Outstanding coating performance.
-Achieves a smooth result without flocculation.
-Prevent the occurrence of separate layers.
-Excellent scrubbing resistance.
Other Mortar Additives
-High-quality spray powder with various uses.
-Include second drying step to avoid clumping.
-Crack resistance, strong adhesion.
-Suitable for various applications.
-High water reduction rate.
-Reduce water usage, enhance cement strength.
-Enhance cement fluidity and workability.
-Small dosage and minimize shrinkage.
-Enhance pre-curing speed and cement strength.
-Preventing slow setting at low temperatures.
*Feed grade: High calcium content, low heavy metal content.
– Improve construction lubricity
– Enhance anti-sagging performance
– Best companion of cellulose ether products
– Reduce stratified sedimentation
Your Reliable Construction Chemical Manufacturer and Supplier
Our main goal is to understand and meet your requirements. Instead of seeking fast profits, we’re here for long-term development, aiming to build strong and lasting partnerships!
SOE Support. With the exclusive support of Yuanwang Group, we have secured superior land resources. We established three major production bases for cellulose ether, RDP powder, and superplasticizers respectively.
Triple ISO Certification. WOTAIchem products are ISO-certified. It reflects our commitment to delivering not just products but solutions! Get complimentary samples to test and experience the difference by yourself!
Stable Supply Chain. We maintain a stable supply chain to serve worldwide countries, with three factories. We invite you to collaborate and join our dealer’s network. Unlocking more advantages and benefits exclusively for dealers!
Flexible Payments. At WOTAIchem, we prioritize your convenience and financial flexibility. We offer a range of payment methods. For example, T/T, LC, and PayPal to accommodate your needs.
Quick Delivery. We focus on fast and efficient shipping. Once your order is confirmed, our factory starts production. usually takes about within 7 working days. We ensure prompt shipment directly from our factories.
Working Hard to Deliver Exceptional Products and Service

We adopted German-made equipment and modern manufacturing technology aligned with international standards. Our R&D center continually develops new and improved formulas.

Quality is a significant factor in our business development. We maintain strict standards for samples as well as actual stocks.

We’ve been practicing OEM over the past years, and we’ve gained numerous positive feedback from regular clients worldwide. We customize the formula that best suits your current application.

Our yearly production capacity is up to 40,000MT for cellulose ether, 20,000MT for redispersible polymer powder, and 20,000Mt for the rest of the products. With timely delivery, regardless of volume.

WOTAIchem has obtained ISO certifications. It represents Quality, Safety, and Environment. The qualification reflects our dedication to bring you nothing but quality products.

Our business partners are from over 30 countries, with a proven record of excellent customer support. We’re client-centric, and your satisfaction is always our major concern.
Our Client Reviews
Popular Applications
Partner with WOTAIchem, Your Reliable Partner in China!
Join our dealer network for competitive prices!
-All stocks are shipped directly from the factory.
-Enjoy marketing assets to support your local sales targets.
-Complimentary visit to our factory for quality inspection.
-Experience exclusive perks upon reaching your yearly goal!
WOTAIchem is ready to help you save costs and boost your ROI!

Innovating with Yuanwang Group in Concrete Additives
WOTAIchem operates under the Yuanwang group. They invest in our R&D center and provide land resources for factories set up.
Yuanwang Group is a professional manufacturer of concrete additives.
Featuring products: calcium formate, concrete fiber, defoamer, starch ether, and retarding agent.
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FAQs
HPMC is widely used in our daily life. Construction-grade HPMC is the key ingredient for dry mix mortar, tile adhesive, joint filler, wall putty/skim coat, self-leveling floor, and gypsum plaster. Detergent grade HPMC is a perfect dispersant and thickener, to extend product shelf life.
Calcium formate significantly increases the growth of calcium alumina in the early stage of cement hydration, accelerates the hydration of C3S and improves the early strength of cement products, but has little effect on the setting time of cement. The physical properties of calcium formate are stable at room temperature and are not easily caked, making it more suitable for use in dry mortar, with good resistance to freezing and thawing and negative temperature construction.
HPMC is obtained from natural renewable resources, fine cotton, and wood pulp.
HPMC is a safe ingredient to use in construction, pharmaceutical, food additives, and detergent. It’s harmless to humans, as well as our environment.

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