Golden Heritage Premium Foods

Free delivery on orders above $[XX] · Naturally brewed since 1908 · Now available in Singapore

四海 · Since 1908 · Heritage Brewing

Crafted Through
Time & Tradition

Premium Chinese Pantry Essentials

For over a century, 四海 Sihai has honoured the ancient art of natural brewing — slow-fermented under the sun, matured with patience, and bottled for those who believe great cooking begins with great flavour.

Shop the Collection Discover Our Heritage
四海酱油
180-Day Naturally Brewed Premium Soy Sauce
180 Days
Brewed
Heritage brewing process
Ceramic bottle soy sauce
Rice vinegar bottle
1908 Est. [FOUNDING CITY], CHINA

Our Story

A Century of
Living Flavour


In [FOUNDING YEAR], in the heart of [FOUNDING REGION], a master brewer began a tradition that would endure through generations. Using time-honoured techniques passed down through the family, 四海 Sihai was born — a name meaning "all the seas," reflecting an ambition as vast as it was humble.

Our naturally brewed soy sauce undergoes up to 180 days of [BREWING METHOD] fermentation. No shortcuts. No artificial acceleration. The grain slowly transforms under open skies, developing the complex umami depth that cannot be rushed — only earned.

Today, 四海 Sihai remains committed to the same [BREWING PHILOSOPHY] that defined our founding: honour the ingredient, respect the process, and trust that patience creates something extraordinary.

100+ Years of Craft
180 Days Brewed
0 Compromises

The Collection

Six Expressions of
Heritage Brewing


01
180-Day Naturally Brewed Premium Soy Sauce
Flagship · Premium

180-Day Naturally Brewed
Premium Soy Sauce

Our most celebrated expression. Slow-fermented for a full 180 days using [BREWING METHOD], this soy sauce delivers a deep, rounded umami with remarkable clarity and a long, savoury finish.

Ideal for dipping · marinades · finishing dishes

Add to Cart
02
Ceramic Bottle Premium Soy Sauce
Collector's · Gift

Ceramic Bottle
Premium Soy Sauce

Housed in a hand-textured ceramic vessel with a natural wood stopper, this is soy sauce elevated to an art form. A bold, matte-black aesthetic meets a rich, full-bodied brew — perfect as a statement gift.

Ideal for gifting · fine dining · special occasions

Add to Cart
03
Premium Rice Vinegar
Heritage · Cellar

四海 Premium
Rice Vinegar

Brewed in the traditional cellar-aged style, presented in a beautiful ceramic vessel with handcrafted linen and cord finishings. Gently acidic with delicate sweetness — a rare culinary treasure.

Ideal for dipping · braising · cold dishes · gifting

Add to Cart
04
Toudao Soy Sauce Premium Bottle
First Draw · Premium

Toudao Soy Sauce
Premium Edition

头道 — the "first draw." The richest, most concentrated extract of the fermentation vat, captured at its peak. Presented with artisan linen and tassel wrapping, this is brewing at its most expressive.

Ideal for refined dishes · dipping · bold marinades

Add to Cart
05
Wagang Toudao Everyday Soy Sauce
Everyday · Versatile

Wagang Toudao
Everyday Soy Sauce

Heritage-quality flavour for everyday cooking. Naturally brewed using traditional Wagang methods, this larger-format bottle brings the depth of 四海 to every meal, every day, without compromise.

Ideal for stir-fry · braising · everyday seasoning

Add to Cart
06
Zero Additive Soy Sauce
Pure · Zero Additive

零添加 Zero Additive
Original Soy Sauce

Nothing added. Nothing removed. Just pure, naturally brewed soy sauce from the finest grains. A clean, honest flavour for discerning cooks who want full depth with complete transparency of ingredients.

Ideal for health-conscious cooking · pure seasoning · families

Add to Cart

Why 四海 Sihai

The Difference You
Taste in Every Drop


Naturally Brewed

Every bottle is the result of nature's own process — soybeans and wheat fermented slowly over months using live cultures, not industrial shortcuts.

Heritage Craftsmanship

Over a century of mastery guides every batch. Techniques refined across generations ensure each bottle carries the weight of living tradition.

Rich Umami Depth

The long fermentation process develops a complexity of flavour — layered, savoury, and nuanced — that brings extraordinary depth to even the simplest dishes.

Everyday Versatility

From delicate dipping to robust marinades, from braised meats to cold tofu — 四海 Sihai elevates every occasion, from the everyday to the exceptional.

Premium Ingredients

Carefully selected non-GMO soybeans and wheat form the foundation of every brew. The quality of what goes in determines the quality of what comes out.

Elegant Presentation

From matte ceramic vessels to handcrafted linen and tassel wrappings, every bottle is designed to be displayed, gifted, and admired — before the first drop is poured.

Cook with 四海

Flavour That
Transforms Every Dish


🥟

Dumplings & Dim Sum

"The perfect dip begins with the perfect sauce."

A small dish of 四海 Sihai soy sauce, a few drops of chilli oil, and a sliver of ginger — the ritual dipping sauce that makes each dumpling a complete experience.

Best paired with: Toudao Soy Sauce · Ceramic Bottle
🍜

Noodles & Broths

"Transform simple noodles into deeply savoury comfort."

A splash of 180-Day brewed soy sauce brings warmth and complexity to any noodle bowl — whether a silky wonton broth or a rustic hand-pulled noodle dish.

Best paired with: 180-Day Soy Sauce · Everyday Soy Sauce
🥩

Braised Meats

"Patience in the pot. Depth in the bowl."

Braising with 四海 Sihai creates a mahogany-coloured, deeply savoury sauce that clings to every fibre of meat — layered with caramel notes and a clean, lingering finish.

Best paired with: 180-Day Soy Sauce · Wagang Toudao
🦐

Seafood & Steamed Fish

"Let the ocean meet the brew."

Drizzled over steamed sea bass with ginger and spring onions, 四海 Sihai soy sauce amplifies the natural sweetness of seafood without overpowering its delicacy.

Best paired with: Zero Additive · Ceramic Bottle Premium
🥬

Stir-Fry & Vegetables

"High heat. Bold flavour. In seconds."

Added in the final moments of a stir-fry, 四海 Sihai caramelises beautifully in the wok — coating every ingredient with glossy, umami-rich colour and flavour.

Best paired with: Everyday Soy Sauce · Zero Additive
🥗

Cold Dishes & Dressings

"A dressing that elevates without overwhelming."

Mixed with our Premium Rice Vinegar, sesame oil, and a touch of sugar — a classic Chinese vinaigrette that transforms cold tofu, smacked cucumbers, and salads into something extraordinary.

Best paired with: Premium Rice Vinegar · Zero Additive

The Difference

Standard Soy Sauce
vs. Heritage Naturally Brewed


Conventional

Standard Soy Sauce

Brewing Duration Days to weeks with accelerants
Fermentation Controlled industrial process
Aroma Flat, one-dimensional
Depth Sharp, salty with thin finish
Colour Uniform, artificial
Additives Flavour enhancers, preservatives
Craftsmanship Volume-focused manufacturing
VS

四海 Sihai Heritage

Naturally Brewed
Premium Soy Sauce

Brewing Duration Up to 180 days of natural fermentation
Fermentation Sun-aged, open-air, living culture
Aroma Rich, complex, subtly floral
Depth Layered umami with a long, warm finish
Colour Deep mahogany, naturally developed
Additives Zero artificial additives (select varieties)
Craftsmanship Century-old tradition, batch by batch

The Art of Gifting

A Gift Worth
Remembering


When a bottle becomes a gesture — to a host, to a parent, to a chef you admire — choose something that speaks before it's even opened. 四海 Sihai is a gift of flavour, heritage, and intention.

Premium Pantry Gift Lunar New Year Housewarming Corporate Gift Wedding Gift Host Gift
Ceramic Bottle Soy Sauce

Ceramic Bottle
Premium Soy Sauce

Premium Rice Vinegar

Premium
Rice Vinegar

Toudao Premium Edition

Toudao
Premium Edition

Frequently Asked

Your Questions,
Answered


What makes naturally brewed soy sauce different?

Naturally brewed soy sauce undergoes full microbial fermentation over an extended period — typically months — allowing complex flavour compounds to develop organically. The result is a richer, more layered flavour profile compared to industrially produced varieties.

What is Toudao (头道) soy sauce?

Toudao refers to the "first draw" — the initial pressing of the fermented soybean mash. This first extraction contains the highest concentration of flavour, colour, and umami compounds, making it the most premium grade of soy sauce.

How should I store my 四海 Sihai soy sauce?

Store in a cool, dry place away from direct sunlight. Once opened, refrigeration is recommended to preserve the depth of flavour. Our naturally brewed products are best consumed within [X] months of opening for optimal taste.

What is the shelf life of these products?

Unopened bottles of our soy sauce have a shelf life of [X] years from the production date, as indicated on the label. Rice vinegar is similarly shelf-stable when stored correctly. Refrigerate after opening.

What does Zero Additive mean?

Our 零添加 Zero Additive soy sauce contains no artificial flavour enhancers, preservatives, or colourants — just soybeans, wheat, water, and salt, naturally fermented. The flavour comes entirely from the brewing process itself.

Which soy sauce is best for cooking versus dipping?

For dipping and finishing, the 180-Day Premium or Toudao varieties deliver the most complex flavour. For everyday cooking and stir-frying, the Wagang Toudao offers excellent depth at volume. The Zero Additive variant is ideal for those prioritising a cleaner ingredient profile.

Are these products suitable as gifts?

Absolutely. Our Ceramic Bottle Premium Soy Sauce, Toudao Premium Edition, and Rice Vinegar are all presented in beautiful artisanal packaging — making them exceptional choices for festive gifting, housewarmings, and corporate occasions.

How does the Premium Rice Vinegar compare to regular vinegar?

Our 四海米醋 is cellar-aged using traditional methods, producing a vinegar with gentle acidity, delicate sweetness, and a clean finish. It's far more nuanced than commercial white vinegar — ideal for dipping, dressings, and cold dishes where subtlety matters.

Begin the Experience

Bring Heritage
to Your Table


Every great meal begins with exceptional ingredients. Discover the 四海 Sihai collection and experience over a century of flavour, patience, and craft — one drop at a time.