SIZE Package | Wholesale Plastic & Glass Packaging Supplier

About SIZE Package

One of the most reliable plastic and glass packaging container suppliers in China, delivering quality, innovation, and value to global clients since our inception.

Your Trusted Packaging Partner

Nantong Size Plastic Co., Ltd. is a leading manufacturer and supplier of glass bottles, glass jars, plastic bottles, plastic jars, and plastic pipette droppers. We specialize in producing high-quality, customizable packaging solutions for a wide range of industries including health & beauty, medical, pharmaceuticals, and chemicals.

Our products are designed with functionality, safety, and aesthetics in mind. From child-resistant caps to tamper-evident closures and Boston-style bottles, we ensure every container meets international quality standards.

15+

Years Experience

50+

Global Markets

Our Products

Explore our extensive range of plastic and glass packaging solutions, available in multiple sizes, colors, neck finishes, and safety features.

Child-Resistant Dropper Cap

With 65mm plastic pipette, ideal for essential oils and medical liquids.

18-400 Neck Finish
Child Resistant
Tamper-Evident

Child-Resistant CRC Cap

CRC (Child Resistant Closure) for secure pharmaceutical packaging.

18-410 Neck Finish
CRC Certified
Tamper-Proof

Tamper-Evident Closure

Ensures product integrity with visible tamper indication.

18-415 Neck Finish
Tamper-Evident Band
Reusable Seal

Smooth Surface Dropper Cap

Elegant design with smooth finish for premium cosmetic products.

18-415 Neck Finish
Leak-Proof Design
Compatible with Pipettes

Tamper-Resistant Cap

Secure closure with resistance to unauthorized opening.

18-415 Neck Finish
Breakaway Band
High Torque Seal

Dropper Cap

Precision dispensing for essential oils, serums, and tinctures.

18-400 Neck Finish
Glass or Plastic Pipette
Drip Control

Boston Bottle

Classic amber, blue, or clear glass bottles for chemical and medical use.

18mm, 20mm, 22mm, 24mm, 28mm
UV Protection (Amber)
DIN18mm Options

Plastic Pipette Dropper

Available in 0.5oz, 1-4oz, 4-8oz, and 30ml-100ml capacities.

LDPE Material
Graduated Scale
Compatible with Dropper Caps

Child Proof Jar

Plastic container with child-resistant closure for safety compliance.

HDPE or PET Material
CRC Cap Included
Stackable Design

Flip Top Cap

Convenient squeeze and dispense design for lotions and gels.

24mm, 28mm Neck Finish
Leak-Proof Hinge
Ergonomic Design

Essential Oil Cap

Precision orifice reducer for controlled essential oil dispensing.

18-400 Neck Finish
OR (Orifice Reducer)
Compatible with Rollers

Plastic Pop Top Jar

With squeeze cap for easy dispensing of creams and balms.

PP or PET Material
Snap Closure
Air-Tight Seal

View All Products

Why Choose SIZE Package?

We combine quality manufacturing, global compliance, and customer-focused service to deliver packaging that protects your product and brand.

Child-Resistant & Tamper-Evident

Our caps and closures meet international safety standards, including CRC and tamper-evident designs, ensuring product security and regulatory compliance.

Eco-Friendly Materials

We offer recyclable HDPE, PET, and glass packaging options to support sustainable branding and reduce environmental impact.

Global Shipping & Support

Serving over 50 countries with reliable logistics, multilingual support, and responsive customer service from our base in Nantong, China.

Frequently Asked Questions

What materials do you use for your bottles and jars?

We use high-quality HDPE, PET, LDPE for plastic containers, and borosilicate or soda-lime glass for glass bottles and jars. All materials are food-grade and recyclable.

Are your child-resistant caps compliant with international standards?

Yes, our child-resistant closures (CRC) meet ISO 8317 and other global safety standards for pharmaceutical and chemical packaging.

Can I get custom colors or sizes?

Absolutely. We offer custom molding, color matching (Pantone), labeling, and printing services for bulk orders. Contact us for OEM/ODM support.

What is your minimum order quantity (MOQ)?

MOQ varies by product but typically starts at 5,000–10,000 units. We offer sample orders for evaluation before bulk production.

How do you ensure quality control?

We implement strict QC procedures including raw material inspection, in-process checks, and final product testing for dimensions, sealing, and safety compliance.

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